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thereby forming a ring structure. The ligand is called a chelant, chelator, chelating agent, or sequestering agent. It is usually an organic compound, but this...

Chelated platinum is an ionized form of platinum that forms two or more bonds with a counter ion. Some platinum chelates are claimed to have antimicrobial...

Chelation therapy is a medical procedure that involves the administration of chelating agents to remove heavy metals from the body. Chelation therapy has a long...

Chelates in animal feed is jargon for metalloorganic compounds added to animal feed. The compounds provide sources of various metals that improve the health...

still change into the chelated ferric form. EDTA is used to solubilize iron(III) in water. In the absence of EDTA or similar chelating agents, ferric ions...

three kinds: jackknife chelicerae, scissor chelicerae, and three-segmented chelate (pincer-like) chelicerae. The earliest known chelicerae-bearing arthropod...

simple tactile organs outwardly resembling the legs, as in spiders, or chelate weapons (pincers) of great size, as in scorpions. The pedipalps of Solifugae...

Ferric-chelate reductase (NADPH) (EC 1.16.1.9, ferric chelate reductase, iron chelate reductase, NADPH:Fe3+-EDTA reductase, NADPH-dependent ferric reductase...

Chelating resins are a class of ion-exchange resins. They are almost always used to bind cations, and utilize chelating agents covalently attached to...

acid, upon ionization of the carboxylic acid groups, is a high affinity chelating agent for di- and trivalent cations. The tetracarboxylic acid was first...

Hoagland solution (0), has been modified several times, mainly to add ferric chelates to keep iron effectively in solution, and to optimize the composition and...

In enzymology, a ferric-chelate reductase (EC 1.16.1.7) is an enzyme that catalyzes the chemical reaction 2 Fe(II) + NAD+ ⇌ {\displaystyle \rightleftharpoons...

every year. It is used widely as acidifier, flavoring, preservative, and chelating agent. A citrate is a derivative of citric acid; that is, the salts, esters...

Cheiracanthium insulanum, commonly known in Mandarin Chinese as 島嶼紅螯蛛 or Island red chelate spider, is a species of yellow sac spider found throughout Southeast Asia...

effect increases with the number of chelate rings so the concentration of the EDTA complex, which has five chelate rings, is much higher than a corresponding...

zinc carnosine, and also known as polaprezinc, is a mucosal protective chelate compound of zinc and L-carnosine invented by Hamari Chemicals, Ltd. It...

antungense, commonly known in Mandarin Chinese as "安通紅螯蛛" or Antong red chelate spider, is a species of yellow sac spider in the family Cheiracanthiidae...

Siderophores (Greek: "iron carrier") are small, high-affinity iron-chelating compounds that are secreted by microorganisms such as bacteria and fungi...

structure with metal ions are called chelates. The stability of the chelate is related to the number of atoms in the chelate ring, the stability constant of...

Innophos is a North American manufacturer of specialty phosphates, chelated minerals, and other ingredients for the food & beverage, industrial, health...

with the molecular formula C8H5F3O2S. It is used pharmacologically as a chelating agent. It is an inhibitor of cellular respiration by blocking the respiratory...

Ferric chelate reductase 1-like is a protein that in humans is encoded by the FRRS1L gene. This protein makes up part of a type of AMPA receptor involved...

g. 1-nitroso-2-naphthol. They are precursors to anionic N,O chelating ligands. Chelating dinitrosoarenes are uncommon but have been investigated. Organic...

Covalency and Oxidation State of Actinide Ions Complexed with Therapeutic Chelating Agent 3,4,3-LI(1,2-HOPO)". Inorganic Chemistry. 57 (9): 5352–5363. doi:10...

the heterocycle quinoline. A colorless solid, its conjugate base is a chelating agent, which is used for the quantitative determination of metal ions...

amino group, not an imino group as the name suggests). IDA is a popular chelating ligand, first introduced in the early 1950s by Schwarzenbach. The iminodiacetate...

coordination bonds), or other noncovalent derivative (such as a complex, chelate, or clathrate). The parent drug may itself be an inactive prodrug and only...

high-affinity iron-binding proteins or erythrocytes. These are high-affinity iron-chelating molecules that are secreted by bacteria and reabsorb iron into iron-siderophore...

"bite angle" refers to the angle between the two bonds of a bidentate chelate. Chelating ligands are commonly formed by linking donor groups via organic linkers...

of the chelating agent DOTA, an octadentate ligand. Salts of [Gd(DOTA)]− are useful in magnetic resonance imaging. A variety of related chelate complexes...

volatile organic solvent) Calcium hydroxide is usually supplied as two pastes Chelate compounds are formed and chelation is largely due to zinc ions Antibacterial...

ligand. This ligand–metal–ligand geometric parameter is used to classify chelating ligands, including those in organometallic complexes. It is most often...

In enzymology, an iron-chelate-transporting ATPase (EC 3.6.3.34) is an enzyme that catalyzes the chemical reaction ATP + H2O + iron chelateout ⇌ {\displaystyle...

readily available as a synthetic nutritional supplement. Carnosine can chelate divalent metal ions. Carnosine is also considered a geroprotectant. Products...

constants for its complexes are about 100 greater than those for EDTA. As a chelating agent, DTPA wraps around a metal ion by forming up to eight bonds. Its...

possess chelate appendages. Chelicerates are more easily distinguished from other arthropods in lacking antennae and mandibles. Chelicerae are chelate appendages...

acid and a tetradentate complexing agent. It forms stable 1:1 chelate complexes with cations having a charge number of at least +2, e.g. the...

copper chelating agent that has been approved by the FDA to treat Wilson's disease. Dimercaprol also shows effectiveness against snakebite by chelating the...

It is an anticoagulant for blood samples for CBC/FBCs, where the EDTA chelates the calcium present in the blood specimen, arresting the coagulation process...

founded Salutar, Inc., a California medical imaging company developing chelated-metal contrast agents for magnetic resonance imaging (MRI). Two of the...

4295. PMC 3381345. PMID 22737194. Retrieved 2017-10-06. Pubchem. "Diamsar chelate". pubchem.ncbi.nlm.nih.gov. Retrieved 2017-10-06. Gahan, L. R.; Harrowfield...

concentration. Salicylaldehyde is a precursor to coumarin and a variety of chelating agents. Salicylaldehyde is produced by condensation of phenol with formaldehyde...

D-penicillamine, trientine hydrochloride, tetrathiomolybdate, and other chelating agents Drug-induced chorea Adjusting medication dosages. Metabolic and...

taiwanicum, commonly known in Mandarin Chinese as "台灣紅螯蛛" or Taiwan red chelate spider, is a species of yellow sac spider endemic to Taiwan. The species...

ATC code V03 All other therapeutic products is a therapeutic subgroup of the Anatomical Therapeutic Chemical Classification System, a system of alphanumeric...

Ranelic acid is an organic acid capable of chelating metal cations. It forms the ranelate ion, C12H6N2O8S4−. Strontium ranelate, the strontium salt of...

themselves to the secondary lamellae of the gills of their hosts using their chelate (clawed) maxillipeds. The species was described in 1930 by Ruby Bere. Bere...

tetrachlorohydrex gly on clothing may be removed during washing by adding a chelating agent, such as the citrate ions from mixing lemon juice and baking soda...

interact with the distal podomere, although intermediate forms between chelate and subchelate limbs may occur. Raptorial forelegs convergently evolved...

reducing agent forces the reduction to proceed from the opposite face of the chelating β-alcohol, thus determining the diastereoselectivity. This can be contrasted...

has 14 chiral centers. Its β-diketone and carboxylic acid group form a chelate with calcium. It was extracted in 1978 and the complete structure was described...

In chemistry, tetradentate ligands (or quadridentate ligands) are ligands that bind four donor atoms to a central atom to form a coordination complex....

white solid, which as its conjugate base CH3N(CH2CO−2)2 is used as a chelating agent for iron. It is a component of organoboron reagents as well. It...

directly observe such a "Cram-chelate" intermediate, vindicating the model: Here, the methyl titanium chloride forms a Cram-chelate. The methyl group then dissociates...

which improves the quality and stability of foods. A sequestrant forms chelate complexes with polyvalent metal ions, especially copper, iron and nickel...

an aminopolycarboxylic acid. It is a colourless solid that is used as chelating agent that may offer a biodegradable alternative to EDTA, which is currently...

Pyrogallol is an organic compound with the formula C6H3(OH)3. It is a water-soluble, white solid although samples are typically brownish because of its...

Angus Stewart reported it to be iron hungry, so treat yellowing with iron chelate or iron sulfate. Banksia 'Yellow Wing' is a hybrid derived from Banksia...

tolerant to penicillamine, based on results from the CHELATE trial In September 2022, results from the CHELATE trial were published in The Lancet Gastroenterology...

together as a pincer-like structure. Appendages with a chela are termed chelate or cheliform. Terminal podomeres which fold back towards the previous podomere...

anti-inflammatory drug, as well as a platelet aggregation inhibitor. It is a chelate of calcium acetylsalicylate (the calcium salt of aspirin) and urea. Murray...

humus is produced which provides a greater amount of chelating agents. In podsolisation, chelating agents break down clay and release minerals such as...

binding proteins Metal-binding proteins are proteins or protein domains that chelate a metal ion. They are a subgroup of metalloproteins. Binding of metal ions...

temperature increases. The presence of EDTA (ethylenediaminetetraacetic acid) to chelate divalent metal ions considerably extends the half-life of DTT in solution...

employed as a ligand in organometallic chemistry. This bidentate ligand chelates metals via the two phosphine groups. Its name is derived from its description...

cantharides Tincture of castoreum Tincture of ferric citrochloride, a chelate of citric acid and Iron(III) chloride Tincture of green soap, which classically...

the specimen. Then soaking in a benzotriazole (BTA)–ethanol solution to chelate the copper and make it unreactive. Pits and holes may be filled with zinc...

19th century, sodium gluconate is known for its chelating properties and is utilized as a chelating agent in various processes. It finds applications...

Application for PROCESSING LIPID-CONTAINING COMPOUNDS FOR FUEL FEEDSTOCK THROUGH CHELATE DEGUMMING AND ADSORPTIVE BLEACHING/DRYING Patent Application (Application...

for detergents), for tris(2-aminoethyl)amine (a tripodal tetradentate chelating agent known under the abbreviation tren) and for the epoxy resin crosslinker...

O-Phenanthroline-Fe(2+) complex and its disruption in the presence of chelating agents. This assay is often used to measure the antioxidant capacity of...

high affinity for calcium. It is a white solid. It is used in research to chelate Ca2+, as it behaves similarly to EGTA and EDTA. BAPTA, as its conjugate...

chelating ortho-isopropoxy group attached to the benzene rings. The ortho-isopropoxybenzylidene moiety is sometimes referred to as a Hoveyda chelate....

Ion exchange is a reversible interchange of one species of ion present in an insoluble solid with another of like charge present in a solution surrounding...

five- and six-membered chelate rings. The closely related ligand cyclen ((CH2CH2NH)4) forms only five-membered C2N2M chelate rings and tends not to form...

Translocase is a general term for a protein that assists in moving another molecule, usually across a cell membrane. These enzymes catalyze the movement...

ethylenediamine and other amines dissolve cellulose. Amino acids form very stable chelate complexes with copper(II). Compounds that contain a carbon-copper bond...

but forms a zigzag instead because of the sp3-hybridized sulfur atom. Chelating ligands are unable to form linear complexes and thus silver(I) complexes...

often forming coordination polymers vs chelate rings. For ethylenediamine complexes, the five-membered MN2C2 chelate ring is nonplanar and exists in two...

Typically both oxygen atoms bind to the metal to form a six-membered chelate ring. The simplest complexes have the formula M(acac)3 and M(acac)2. Mixed-ligand...

Maxaquin: "Lomefloxacin is unique in that it forms a magnesium chelate with itself. The chelate is formed between the 2-carbonyl group of two separate lomefloxacin...

inorganic and organometallic chemistry as a ligand. It is more specifically a chelating ligand because it is a ligand that can bond to metals with two phosphorus...

and interacts with the coordinatively unsaturated metal center to form a chelate. Transition metal alkane complexes (e.g., a methane complex) that bind...

is a tricarboxylic acid and amine. It is a hexadentate ligand. It can chelate or form salts with many metals. Chaberek, S.; Martell, Arthur E. (March...

gadolinium-based MRI contrast agents, Gadopentetate dimeglumine (Gd-DTPA2-) chelates allow delayed Gadolinium-enhanced Magnetic Resonance of Cartilage (dGEMRIC)...

serving as a medium for the hydrophilic moieties of chelating salts. More specially, chelating salts bind calcium ions to hydrate proteins and create...

reaction or Pudovik reaction to give aminophosphonate, which are useful as chelating agents. One example is the industrial preparation of nitrilotris(methylenephosphonic...

Fura-2, an aminopolycarboxylic acid, is a ratiometric fluorescent dye which binds to free intracellular calcium. It was the first widely used dye for calcium...

Alizarin (also known as 1,2-dihydroxyanthraquinone, Mordant Red 11, C.I. 58000, and Turkey Red) is an organic compound with formula C14H8O4 that has been...

a true melanin due to its stable free radical structure and it avidly chelates metals. Neuromelanin is directly biosynthesized from L-DOPA, precursor...

Chelate (pincer-like) chelicerae typical of harvestmen (200× magnification); these chelicerae are homologous to chelicerae that take the form of fangs...

EDTA chelates an octahedrally coordinated Co3+ ion in [Co(EDTA)]−...

weight organic acids, through which their hydroxyl and carboxyl groups chelate the cations (ions that have positive charge on it) bound to phosphate,...

a biuret reaction. In this assay, two molecules of bicinchoninic acid chelate a single Cu+ ion, forming a purple water-soluble complex that strongly...

Mulcahy H, Charron-Mazenod L, Lewenza S (November 2008). "Extracellular DNA chelates cations and induces antibiotic resistance in Pseudomonas aeruginosa biofilms"...

a colourless solid. Its conjugate base nitrilotriacetate is used as a chelating agent for Ca2+, Co2+, Cu2+, and Fe3+. Nitrilotriacetic acid is commercially...

observed to chelate metal ions such as calcium and magnesium. Therefore, the acid has served in the farming and metal industries as a chelating agent for...

filiapophysium, known in Mandarin Chinese as "絲距紅螯蛛" or Thread spur red chelate spider, is a species of yellow sac spider endemic to Taiwan. C. filiapophysium...

same, provided they are at the same pH. It is used as a source of the chelating agent EDTA4-. A 1% aqueous solution has a pH of approximately 11.3. When...

from its components: Tris, a common pH buffer, and EDTA, a molecule that chelates cations like Mg2+. The purpose of TE buffer is to solubilize DNA or RNA...

fluidized bed pellet softening, and sequestration by the addition of chelating agents. Distillation and reverse osmosis are the most widely used two...

Phthalocyanine (H2Pc) is a large, aromatic, macrocyclic, organic compound with the formula (C8H4N2)4H2. It is of theoretical or specialized interest in...

of> 78% tetrasodium iminodisuccinate. Tetrasodium iminodisuccinate is a chelating agent, forming complexes of moderate stability (10−16), which includes...

Benzotriazole (BTA) is a heterocyclic compound with the chemical formula C6H4N3H. It can be viewed as the fusion of a benzene and triazole rings. It is...

eutittha, commonly known in Mandarin Chinese as “長腿紅螯蛛" or Long-legged red chelate spider, is a species of yellow sac spider found in Japan, Korea, and Taiwan...

dietary mineral preparations, including many multivitamin preparations. Chelated magnesium is sometimes used to aid in absorption. In 2023, it was the 313th...

Tolyltriazole is a mixture of isomers or congeners that differ from benzotriazole by the addition of one methyl group attached somewhere on the benzene...

Malic acid is an organic compound with the molecular formula HO2CCH(OH)CH2CO2H. It is a dicarboxylic acid that is made by all living organisms, contributes...

directly from blood vessels), where some of it is inactivated by forming chelates. About 40% are eliminated via the kidneys, much less in people with end-stage...

organic compound with the formula HO2CCH2N(H)CH2CH2N(CH2CO2H)2. It is a chelating agent of the aminopolycarboxylate class, related to ethylenediaminetetraacetic...

prepared by acetylation of acetamide. The compound serves as a bidentate O,O chelating ligand for a variety of metal ions. Y. Kuroda, Z. Taira, T. Uno, K. Osaki...

are used for those unable to tolerate routine blood draws, there are chelating agents available for use. The drug deferoxamine binds with iron in the...

as a solvent in hydroboration reactions with diborane. It serves as a chelate for alkali metal cations, leaving anions more active. The European Chemicals...

Neocuproine is a heterocyclic organic compound and chelating agent. Phenanthroline ligands were first published in the late 19th century, and the derivatives...

produces a yellow pigment called fuligorubin A, which has been shown to chelate metals and convert them to inactive forms. Extracts from F. septica show...

binds through the amine and the carbonyl oxygen, forming a five-membered chelate ring. The hydrochloride salt of glycinamide, glycinamide hydrochloride...

most important) or in water, or by chemicals (for instance high pH and chelating agents), or by pectinolytic enzymes. In the phloem, bast fibres occur...

its conjugate bases hydrogenoxalate (HC2O−4) and oxalate (C2O2−4) are chelating agents for metal cations. It is used as a cleaning agent, especially for...

Retrieved 22 March 2010. "Comparison of Magnesium Sulfate and THIS Mg Chelate Foliar Sprays". Canadian Journal of Plant Science. January 1985. doi:10...

1,4-Bis(diphenylphosphino)butane (dppb) is an organophosphorus compound with the formula (Ph2PCH2CH2)2. It is less commonly used in coordination chemistry...

(H2P2O2−7). It is a white, water-soluble solid that serves as a buffering and chelating agent, with many applications in the food industry. When crystallized...

as Lu-PSMA-617 and Ac-PSMA-617. In Lu-PSMA-617, vipivotide tetraxetan chelates the radioactive isotope lutetium-177, a β-emitter used in targeted radioligand...

binds to metal cations through the two oxygen atoms, forming five-membered chelate rings. Cupferron is prepared from phenylhydroxylamine and an NO+ source:...

the phosphate ion (an emulsifying agent) for processed cheese, where it chelates calcium, thereby allowing the casein in cheese to remain suspended and...

chromatography (IMAC), as originally introduced in 1975 under the name metal chelate affinity chromatography. Subsequent studies have revealed that among amino...

emulsifier, stabilizer and texturizer; it is also a buffering agent, and chelating agent especially for the calcium in milk products. As a food additive...

which occurs in the nitrogen cycle. Hyponitrite can act as a bridging or chelating bidentate ligand. Nitrous acid (HNO2) is not known as a pure compound...

used for quantitative proteomics by mass spectrometry that uses a metal chelate complex 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetate (DOTA) coupled...

anti-browning properties. Chelating agents − Polyphenol oxidase requires copper as a cofactor for its functionality, thus copper-chelating agents inhibit the...

diet. The egg-eating Hydryphantidae, Hydrodromidae, and Hydrachnidae have chelate (pincer-like) palps. The crustacean-eating Arrenurus (Arrenuridae) have...

Complex of gadolinium by a chelating agent derived from DTPA...

of grain-based ingredients because of the higher costs of quality feed. Chelates in animal feed is jargon for metalloorganic compounds added to animal feed...

agents). The most commonly used intravenous contrast agents are based on chelates of gadolinium, which is highly paramagnetic. In general, these agents have...

bloodworm MTP is composed primarily of glycine and histidine, yet is able to chelate copper, phase-separate, polymerize L-3,4-dihydroxyphenylalanine (Dopa)...

Can accumulate radionuclides, ammonium nitrate and ammonium chloride as chelating agents. Maximum concentration is reached after 35 days of growth. Cs-137...

additions with methyl and ethyl acetate O-silyl enolates — a chira; tridentate chelate as a ligand for titanium(IV)" (PDF). Journal of the American Chemical Society...

for the racemization of octahedral complexes containing three bidentate chelate rings. Such complexes typically adopt an octahedral molecular geometry...

pregnancy is safe for the baby is unclear. Dimercaptosuccinic acid is in the chelating agent family of medications. It binds to a metal atom, leading to increased...

EDDHA or ethylenediamine-N,N′-bis(2-hydroxyphenylacetic acid) is a chelating agent. Like EDTA, it binds metal ions as a hexadentate ligand, using two...

neutral pH. "Free" gadolinium(III), e.g. [GdCl2(H2O)6]+, is toxic, so chelating agents are essential for biomedical applications. Simple monodentate or...

than iron(III)-hydroxide polymaltose complex (IPC) or iron bis-glycinate chelate. Iron overdose has been one of the leading causes of death caused by toxicological...

sedis G. carbonaria An early whip scorpion, which possessed spined and non-chelate pedipalps, unlike modern genera Prothelyphonus Uropygi Incertae sedis P...

falcatum, commonly known in Mandarin Chinese as "長腿紅螯蛛" or Sickle-shaped red chelate spider, is a species of yellow sac spider endemic to Taiwan. C. falcatum...

diethylenetriamine penta(methylene phosphonic acid) is a phosphonic acid. It has chelating and anti-corrosion properties. DTPMP is normally delivered as salts, because...

Vivek Shraya Even This Page Is White Arsenal Pulp Press Winner Jay Besemer Chelate Brooklyn Arts Press Finalist Ma-Nee Chacaby with Mary Louise Plummer A...

presence of two phosphino groups linked by a backbone, and are usually chelating. A wide variety of diphosphines have been synthesized with different linkers...

(such as lithium diisopropylamide) and a metal salt at –78 °C to give a chelated enolate as intermediate. While different metal salts can be used to form...

degradation of polymers caused by ozone (ozone cracking) sequestrants, forming chelate complexes and inactivating traces of metal ions that would otherwise act...

organic base used in the industrial manufacture of fuel and oil additives, chelating agents, and surfactants. AEEA may be produced by the ethoxylation of ethylenediamine...

coordination complex consisting of a macrocyclic ligand called a porphyrin, chelating an iron atom. Heme A is a biomolecule and is produced naturally by many...

forms as zinc oxide, zinc acetate, zinc gluconate, or zinc amino acid chelate. Generally, zinc supplement is recommended where there is high risk of...

Fluo-4 is used to measure calcium (Ca2+) concentrations inside living cells, and is often used for high-throughput screening of receptor ligands and calcium...

rhodium carbonyl chlorides, have also been utilized in measuring the chelating strength of a ligand. The shift in ν(CO) reflects how L alters metal→CO...

such cellular processes as respiration and DNA replication—is extensively chelated by host proteins like lactoferrin and ferritin; thus, the pathogen produces...

It binds strongly to metal cations as both a bidentate and tridentate chelating agent. The majority of STPP is consumed as a component of commercial detergents...

metals at three meridional sites giving two adjacent 5-membered MN2C2 chelate rings. Terpyridine forms complexes with most transition metal ion as do...

It is the predominant alkaloid in Lupinus mutabilis, and is thought to chelate the bivalent metals calcium and magnesium. It is not FDA approved for human...

with thiocyanate to give a deep red thiocyanate complex. In the presence chelating ligands, the complex hydrolysis reactions are avoided. One of these ligands...

coordination complexes with metal cations and is used to synthesize the chelating agent DOTA which has several medical applications. Being structurally...

Unithiol) are chelating agents that form complexes with various heavy metals. They are related to dimercaprol, which is another chelating agent. The synthesis...

finely ground gypsum crystal as an accelerator, EDTA, starch or other chelate as a retarder, and various additives that may increase mildew and fire...

a versatile phosphonate compound known for its corrosion inhibition, chelating, and stabilizing properties, making it valuable across a range of industrial...

deposited on top of the calcium carbonate base; biliverdin and its zinc chelate, and bilirubin, give a green or blue ground colour, while protoporphyrin...

adding excess sulfate to form insoluble calcium sulfate, or adding EDTA to chelate the calcium ions. While it appears similar to sedimentation in colloidal...

stereochemistry of the double bond. The presence of alkoxyl or related chelating groups accelerates lithium–halogen exchange. Lithium halogen exchange...

color is affected not only by carminic acid but also by choice of its chelating metal salt ion. For shades of purple, lime is added to the alum. To obtain...

proteins indicates a vitamin K deficiency. Carboxylation allows them to bind (chelate) calcium ions, which they cannot do otherwise. Without vitamin K, blood...

(2001). "Toxicology and safety of Ferrochel and other iron amino acid chelates". Archivos Latinoamericanos de Nutricion. 51 (1 Suppl 1): 26–34. ISSN 0004-0622...

2-chlorobenzoic acid. Diphenylphosphinobenzaldehyde Keim W; Schulz R. P. (1994). "Chelate control in the nickel-complex catalysed homogeneous oligomerization of...

"Stereochemistry and mechanisms of intra-molecular rearrangements of tris-chelate complexes". Gordon was also awarded a fellowship from the National Science...

similarly from secondary amines and carbon disulfide. They are used as chelating agents for transition metal ions and as precursors to herbicides and vulcanization...

produces hydroxamic acid-based siderophores, which are compounds that can chelate iron and extract it from the soil in nutrient-poor conditions. Ignacio...

intermetallic compounds such as CaZn13. Calcium is readily complexed by oxygen chelates such as EDTA and polyphosphates, which are useful in analytic chemistry...

Magnesium (as oxide and sulfate) Zinc (as sulfate) Selenium (as amino acid chelate) Manganese (as gluconate) Sodium Potassium Yeast Herbal extract blend containing:...

thus, easily affected by heat, acidity, varying salt concentrations, chelating agents, and other stressors which can denature the protein. This is one...

Chemistry Institutions University of Iowa Thesis I Metal-pyridoxal-amino acid chelates; II Studies on the purification and kinetics of threonine dehydrase (1960)...

ligands is thought to be a combination of the entropic effect seen in the chelate effect, together with an additional energetic contribution that comes from...

attaching either by one oxygen (monodentate) or by two oxygens as either a chelate or a bridge. An example is the complex [Co(en)2(SO4)]+Br− or the neutral...

removed with organic acids like citric acid and vinegar or removed with chelating agents as in some commercial formulations or even a solution of molasses...

it is a component of traditional Chinese medications. It serves as a chelating ligand for transition metals. Marasinghe, P. A. B.; Gillispie, G. D. (1993)...

Chelate complex of the Chen-Kao reaction starting from (1S,2S)-pseudoephedrine...

a small proportion of ATP3−. Polyanionic and featuring a potentially chelating polyphosphate group, ATP binds metal cations with high affinity. The binding...

sufficient EDTA is added and the metal ions bound to the indicator are chelated by EDTA, leaving the free indicator molecule. Eriochrome Black T has also...

tetrathiomolybdate, in which the bright red anion tetrathiomolybdate is the copper-chelating agent. Tetrathiomolybdate was first used therapeutically in the treatment...

nucleotides to synthesize DNA and RNA. The ATP molecule is normally found in a chelate with a magnesium ion. Magnesium intake—especially from diet—may modestly...

pristane, phytane, cholestane, chlorins and porphyrins, which are large, chelating molecules in the same family as heme and chlorophyll. Materials which...

ne 3-amino-3-carboxypropyltransferase. Nicotianamine is a metal-chelating molecule ubiquitous in higher plants that assists in their uptake of metals...

polyacrylate). Polycarboxylates are used as builders in detergents. Their high chelating power, even at low concentrations, lowers deposits on the laundry and...

protein present in the solution. Next, two molecules of bicinchoninic acid chelate with each Cu1+ ion, forming a purple-colored complex that strongly absorbs...

A corrole is an aromatic tetrapyrrole. The corrin ring is also present in cobalamin (vitamin B12). The ring consists of nineteen carbon atoms, with four...

D, Hu X (December 2011). "The developmental history of the gadolinium chelates as intravenous contrast media for magnetic resonance". Investigative Radiology...

suspended while taking oral tetracycline and quinolone antibiotics, as these chelate the strontium ion. Strontium, which has the atomic number 38, belongs to...

Bridging ligands use the μ ('mu') notation. Polydentate ligands are chelating agents and classified by their denticity. Some atoms cannot form the maximum...

a colorless solid. Its conjugate bases, such as [N(CH2PO3H)3]3-, have chelating properties. ATMP can be synthesized from the Mannich-type reaction of...

dishwashing detergent is that they make detergents more efficient by chelating calcium and magnesium ions. The disadvantage of using phosphates is that...

Mordant red 19 is a typical mordant dye. Like many mordant dyes, it features the azo group (RN=NR) and various sites for chelating to metal cations....

activation with these coordination complexes, and the synthesis of new chelating ligands. He is the 2017 recipient of the Elhuyar-Goldschmidt Award of...

an intermediate in the preparation of biologically active compounds, chelating agents, and dyes. Preparation has been described as involving the gradual...

oxygen atoms bind to the metal to form a six-membered chelate ring. In some cases the chelate effect is so strong that no added base is needed to form...

a very strong iron chelator and in the body it is likely that the iron chelate is the active species that quenches the active site tyrosyl radical required...

β-Cyclodextrin sometimes abbreviated as β-CD, is a heptasaccharide derived from glucose. The α- (alpha), β- (beta), and γ- (gamma) cyclodextrins correspond...

5-cyclooctadiene. The compound has received much attention as a strongly chelating diolefin ligand. The compound can be made by coupling of xylylene dibromide...

spills to the eyes and body. Diphoterine solution contains an amphoteric, chelating molecule[clarification needed]: a substance which is capable of reacting...

units are used as surfactants. For ferrous metals, the cleaners contain chelating agents, abrasives, and surfactants. These agents include citric and phosphoric...

phosphate concentrations. For this reason, iron is often administered as a chelate complex, e.g., the EDTA or EDDHA derivatives. The micronutrient needs depend...

twists for the racemization of octahedral complexes with three bidentate chelate rings (helical chirality). In the second broad category of isomerizations...

In homogeneous catalysis, MACHO catalysts are metal complexes containing MACHO ligands, which are of the type HN(CH2CH2PR2)2, where R is typically phenyl...

 yokoscense's proanthocyanidins (condensed tannins) have a potential ability to chelate heavy metals, but this has not been confirmed yet. High levels of proanthocyanidins...

methionine, threonine, and tryptophan. Likewise amino acids are used to chelate metal cations in order to improve the absorption of minerals from feed...

1080/00380768.1988.10415580. Bachman GR, Miller WB (September 1995). "Iron chelate inducible iron/manganese toxicity in zonal geranium". Journal of Plant...

compounds) to dogs. Einsteinium(III) was also incorporated into β-diketone chelate complexes, since analogous complexes with lanthanides previously showed...

thiol group. The compound is an analog of 8-hydroxyquinoline, a common chelating agent. In terms of physical properties, this compound crystallizes as...

sodium sulfate is or was formed in the production of lithium carbonate, chelating agents, resorcinol, ascorbic acid, silica pigments, nitric acid, and phenol...

1,10-Phenanthroline (phen) is a heterocyclic organic compound. It is a white solid that is soluble in organic solvents. The 1,10 refers to the location...

Copper naproxen is a chemical complex of Cu2+ chelated with the anti-inflammatory drug naproxen. Copper complexes of NSAIDs like naproxen have been shown...

satumomab, is linked to pendetide, a derivative of DTPA. Pendetide acts as a chelating agent for the radionuclide indium-111. García-Fernández R, Luna-Pérez...

activity of metal complexes of biogenic polyamines: polynuclear platinum(II) chelates". Journal of Medicinal Chemistry. 47 (11): 2917–2925. doi:10.1021/jm0311238...

This list contains a list of sub-classes for the seventh group of Enzyme Commission numbers, EC 7, translocases, placed in numerical order as determined...

sulfides in hydrochloric acid. It forms complexes with EDTA, a metal chelating agent, and is capable of acting as a metal in antibody radiolabeling;...

reacts with methanol to form diethyl(methoxy)borane, which is used as the chelating agent in the Narasaka–Prasad reduction for the stereoselective generation...

Hexafluoroacetylacetone is the chemical compound with the nominal formula CF3C(O)CH2C(O)CF3 (often abbreviated as hfacH). This colourless liquid is a ligand...

of diphosphines, the ⁠θi/2⁠ of the backbone is approximated as half the chelate bite angle, assuming a bite angle of 74°, 85°, and 90° for diphosphines...

68Ga-Trivehexin is a radiotracer for positron emission tomography (PET), obtained by labeling the peptide conjugate Trivehexin (INN: relitegatide brexetan)...

Chemical coordination complex of an iron ion chelated to a porphyrin...

butylated hydroxytoluene (BHT) and sodium metabisulfite. Buffering agents Chelating agents like sodium ethylenediaminetetraacetic acid (EDTA) Flavoring agents...

for the racemization of octahedral complexes containing three bidentate chelate rings. Such complexes typically adopt an octahedral molecular geometry...

central atom or ion and a surrounding array of bound molecules or ions Chelate complex, a coordination complex with more than one bond Complex number...

modern whip scorpions, the pedipalps of Geralinura are spiked and non-chelate, suggesting that the modern trait evolved at a later point in time. The...

Russell, David R. (1983). "Studies on Intermolecular Interactions of Metal Chelate Complexes. V. Copper(II) Dithiophosphate Complexes: An Example of an Inner...

might induce new mutations. To solve this problem, 225Ac was bound to a chelating agent, such as citrate, ethylenediaminetetraacetic acid (EDTA) or diethylene...

revealed a divergent reaction pathways depending on whether monodentate or chelating phosphine ligands are employed in the reaction, and a number of nuanced...

preservative in food and beverages), ethylenediaminetetraacetic acid (chelating agent), fatty acids (coatings), maleic acid (polymers), propionic acid...

most common forms of biological weathering result from the release of chelating compounds (such as certain organic acids and siderophores) and of carbon...

tack-free surface. Organotitanate catalysts such as tetraalkoxy titanates or chelated titanates are used in alkoxy-cured systems. Tin catalysts such as dibutyl...

Quaterpyridine refers to a family of pyridine derivatives with the formula (NC5H4-C5H3N)2. These compounds can also be viewed as bipyridine decorated with...

expression data Gene ontology Molecular function oxidoreductase activity ferric-chelate reductase activity protein binding metal ion binding Cellular component...

necrotize the surrounding tissue. As a derivative of EDTA, dexrazoxane chelates iron and thus reduces the number of metal ions complexed with anthracycline...

culture, but only when the growth medium is supplemented with some form of chelated iron, or with sterilized herbivore dung.[citation needed] The forcible...

is Crangon. Crangonid shrimps' first pair of pereiopods have partially chelate claws that they use to capture their prey. They burrow shallowly into sediment...

cardiovascular diseases. Soybeans contain phytic acid, which may act as a chelating agent and inhibit mineral absorption, especially for diets already low...

and ferric EDTA, a powerful chelating agent. The fixing agent reduces the silver which is then dissolved by the chelating agent. After fixation, washing...

Haiyang; Wu, Qing (2016-09-19). "α-Diamine Nickel Catalysts with Nonplanar Chelate Rings for Ethylene Polymerization". Chemistry: A European Journal. 22 (39):...

do stronger mineral acids. In the dissociated form, they may be able to chelate the metal ions, helping to speed removal. Biological systems create many...

DOTA-TATE (DOTATATE, DOTA-octreotate, oxodotreotide, DOTA-(Tyr3)-octreotate, and DOTA-0-Tyr3-Octreotate) is an eight amino acid long peptide, with a covalently...

pathway which converts the siderophore, nicotianamine, to other metal-chelating molecules in higher plants. These allow the plant to efficiently take...

farming. Pesticide pellets can contain iron phosphate alone, or with a chelating agent, such as EDTA. Strengite is the mineral form of hydrated ferric...

phosphonate, abbreviated Samarium-153 EDTMP, trade name Quadramet) is a chelated complex of a radioisotope of the element samarium with EDTMP. It is used...

ion chelation, and anti-aggregation effects. Both anserine and carnosine chelate copper. Because of its methylation, anserine is more stable in serum and...

concentration, it will cause greater toxicity to bodily tissues. Gd3+ chelates are hydrophilic and do not readily cross the intact blood–brain barrier...

Tetraacetylethane is the organic compound with the nominal formula [CH(C(O)CH3)2]2. It is a white solid that has attracted interest as a precursor to heterocycles...

[Pt2(HPO4)4(SC4H8)2]2− [Re3Cl9(PO4)]3− Phosphotungstic acid H3PW12O40 Bidentate, chelating: One example is [Co(ethylenediamine)2(PO4)]. Bis-Bidentate: {[Co([tetraamine)]2(PO4)}3+...

a complex with square-planar geometry. A wide variety of ligands that chelate in the cis fashion already exist, but very few can link opposite vertices...

Polymerization of Methacrylic Monomers in the Presence of a Bis(ortho-chelated) Arylnickel(II) Complex and Different Activated Alkyl Halides". Macromolecules...

g. sodium caseinate. Processed cheese uses acids such as phosphates to chelate away calcium, which allows cheese casein to work as an emulsifier. The...

Sodium zirconium cyclosilicate, often abbreviated to SZC and sold under the brand name Lokelma, is a medication used to treat high blood potassium. Onset...

balance the risks of heart attack, stroke and cardiac arrest posed by the chelating agents used in the treatment. McCarthy's public presence and vocal activism...

passerines, produce colored eggs. The pigments biliverdin and its zinc chelate give a green or blue ground color, and protoporphyrin produces reds and...

fragrances, dyes, fillers and formulation aids. Builders (also called chelating or sequestering agents) are water softeners. Most domestic water supplies...

Monique; Pascal, Jean Louis; Potier, Jacqueline (1986). "A strongly chelating bidentate CLO4. New synthesis route and crystal structure determination...

(Cu2+, Co3+, Ni2+, Zn2+, etc), formazans form highly coloured complexes (chelates). Due to their ability to react with both strong acids and bases, formazans...

high-coordinate species, reaching up to coordination number 12 with the use of chelating ligands such as in La 2(SO 4) 3· 9(H 2O), often have a low degree of symmetry...

solid is an important isomer of the bipyridine family. It is a bidentate chelating ligand, forming complexes with many transition metals. Ruthenium and platinum...

glucose, and ribonucleases. Ethylenediaminetetraacetic acid (EDTA) is a chelating agent that binds metal ions, primarily divalent or trivalent ions. In...

2,2′-Bipyrimidine is an organic compound with the formula (C4H3N2)2. It is a derivative of the heterocycle pyrimidine. It is a white solid. The compound...

Dimethyl-2,2'-bipyridine can refer to many isomers of 2,2'-bipyridine containing two methyl substituents. All have the formula (CH3)2C10H6N2, but the most...

Although whole grains and cereals are high in zinc, they also contain chelating phytates which bind zinc and reduce its bioavailability. Oral repletion...

antimicrobial agent and antiseptic. It is a chlorinated derivative of the popular chelating agent 8-hydroxyquinoline. It is applied topically as a cream and internally...

Zusammensetzung des (1:2)-Bor-Curcumin-Chelates "Rosocyanin"" [On the composition of the (1:2) boron–curcumin chelate "rosocyanine"]. Fresenius' Journal of...

Organoantimony(I) and Organobismuth(I) Compounds Stabilized by an NCN Chelating Ligand: Syntheses and Structures". Angewandte Chemie International Edition...

used to mask such ions before complexometric titrations with another chelating agent such as EDTA. TEOA has also been used in photographic (silver halide)...

ferrous state, which is more soluble and more easily absorbed. It also chelates iron into a soluble complex. It specifically helps the absorption of non-heme...

stabilizers, preservatives, pH adjusters and pH buffers, silicones, chelating agents, film-forming agents, natural extracts, antioxidants, disinfectants...

heteroatoms, combined with trace amounts of heavy metals, particularly chelated vanadium and nickel, and aliphatic side chains of various lengths. Many...

and uranyl sulfate. UO2+ 2 also forms complexes with various organic chelating agents, the most commonly encountered of which is uranyl acetate. Unlike...

complexes results from the delocalized bonding within each five-membered chelate ring. These species can be classified as nitroso complexes. Naphthol Green...

MRI contrast agent (GBCA). It consists of the organic acid DOTA as a chelating agent, and gadolinium (Gd3+), and is used in form of the meglumine salt...

exposed. They have a pair of chelicerae that are 2-segmented and usually chelate-dentate in shape (whip-like in Histiostomatidae). Opisthosomal glands are...

through the nitrogen and one of two carboxylate oxygen atoms, to form chelate complexes of metal ions. Replacement of a hydrogen atom on the nitrogen...

on the degree of polymerization, ammonium polyphosphate can act as a chelating agent to keep certain metal ions dissolved in solution. Ammonium polyphosphate...

extract (root) L-arginine hydrochloride Ho Shou Wu extract (root) Boron (as chelate) Other ingredients include dicalcium phosphate, microcrystalline cellulose...

of a distorted octahedron, bonded to one nitrogen, three oxygens and a chelating carbonate anion that traps the Fe3+ ion: it has such a high stability...

hydrochloric and sulfuric acids. It also dissolves well in solutions of chelating agents such as EDTA and oxalic acid. Heating iron(III) oxides with other...

disordering the neural membranes, thereby altering the Na+ influx. Antacids and chelating agents combine chemically in the body. Enzyme-substrate binding is a way...

even 6 bonds to the central atom are common. These complexes are called chelate complexes; the formation of such complexes is called chelation, complexation...

deferoxamine for intravenous use and deferasirox for oral use. A third chelating agent is available, deferiprone, but it has limited utility in MDS patients...

result is positive only when using the tylosin in the form of tartrate, a chelating porphyrin. No marketing authority exists for the use of other tylosin...

fluoroquinolones, tetracyclines), leading to decreased absorption of the chelated drug. Some interactions may be due to the pH increase observed in the stomach...

into hydrates upon entering tumor cells, forming a closed five-membered chelate ring by coordinating with the N-7 position of two guanine bases in DNA...

Maleonitriledithiolate is often abbreviated mnt. It is a "dithiolene", i.e. a chelating alkene-1,2-dithiolate. It is a prototypical non-innocent ligand in coordination...

new therapy. In 1987, the first use of a clinically effective oral iron chelating agent, deferiprone, was reported from his group including George Kontoghioghes...

bleeding. The team starts Jordan on high-dose ceftazidime for the vibrio and chelate for the hemochromatosis. Jordan also admits that she never plucked up the...

(177Lu) oxodotreotide (INN) or 177Lu dotatate, brand name Lutathera, is a chelated complex of a radioisotope of the element lutetium with dotatate, used in...

Desferrioxamine), Deferasirox and Deferiprone is useful. Deferoxamine is an iron-chelating compound, and excretion induced by deferoxamine is enhanced by administration...

trans-1,2-Diaminocyclohexane is an organic compound with the formula C6H10(NH2)2. This diamine is a building block for C2-symmetric ligands that are useful...

glycinate forms a 5-membered chelate ring, with the glycinato ligand serving as a bidentate (κ2Ο,Ν) species. The chelating ligands assume a square planar...

may be an acronym for: 2,3-Dimercapto-1-propanesulfonic acid (DMPS), a chelating agent Des Moines Public Schools, a school district based in Des Moines...

Zinc l-aspartate, often simply called zinc aspartate, is a chelated zinc supplement. Zinc aspartate is a salt of zinc with the amino acid aspartic acid...

In organic chemistry, an oxime is an organic compound belonging to the imines, with the general formula RR’C=N−OH, where R is an organic side-chain and...

lead. The chelate that is thus formed is nontoxic and can be excreted in the urine, initially at up to 50 times the normal rate. The chelating agents used...

peroxide. It is the precursor of phytochelatins, glutathione oligomers that chelate heavy metals such as cadmium. Glutathione is required for efficient defense...

anti-browning (anti-tyrosinase and anti-polyphenol oxidase), antineoplastic, chelating - Dolabrins β-dolabrin, α-dolabrinol Caragana pygmaea, Cupressus goveniana...

infeasible to reverse, unless specific chelating agents or micro-filtration processes are available. Chelating agents are often broader in scope than...

family of similar legume lectins. As a lectin, it is an antinutrient that chelates minerals. In human foodstuffs, less than half of this lectin is deactivated...

Thioglycolic acid (TGA) is the organic compound HSCH2CO2H. TGA is often called mercaptoacetic acid (MAA). It contains both a thiol (mercaptan) and carboxylic...

Gallic acid (also known as 3,4,5-trihydroxybenzoic acid) is a trihydroxybenzoic acid with the formula C6H2(OH)3CO2H. It is classified as a phenolic acid...

them. Ethylenediaminetetraacetic acid (EDTA) strongly and irreversibly chelates (binds) calcium ions, preventing blood from clotting. Citrate is in liquid...

ethylene complexes. The stability of COD complexes is attributable to the chelate effect. The COD ligands are easily displaced by other ligands, such as...

product and prevents future growth. Complexation theory: Ca+ ions are chelated by the retarder. A nucleus can't be properly formed. Lignosulphonates:...

the thermal stability of the fuel. The one allowable additive is the chelating agent salpn (N,N′-bis(salicylidene)-1,2-propanediamine). As the aviation...

BiPhePhos is an organophosphorus compound that is used as a ligand in homogeneous catalysis. Classified as a diphosphite, BiPhePhos is derived from three...

iron-chelating compound. Other vital nutrients may be transferred between mycorrhizal fungi and orchid plants via specialized methods, such as chelating molecules...

21, 2003. Retrieved September 4, 2025. Jackson, Kim M. (March 2004). "Chelates joint venture". Hydrocarbon Processing. Trimble completed its acquisition...

Further heating gives xanthone. Salicylic acid as its conjugate base is a chelating agent, with an affinity for iron(III). Salicylic acid slowly degrades...

copolymerization of chitosan monophosphate. The good water solubility and metal chelating properties of phosphorylated chitosan and its derivatives make them widely...

Fe3+ ~ 1025 M−1). Due to its high affinity, enterobactin is capable of chelating even in environments where the concentration of ferric ion is held very...

comprises a site-specific biomolecule tagging group with at least a strong chelate group which binds metals. The MeCAT labelled proteins can be accurately...

Transition metal thioether complexes comprise coordination complexes of thioether (R2S) ligands. The inventory is extensive. As the simplest thioether...

improving plant metabolic processes and biomass production, and by producing chelating or solubilizing agents that mobilize heavy metals, overall improving phytoremediation...

is wide, and a stigmal vein that is not S-shaped. The forelegs have a chelate structure, with the subapical tooth or other teeth. Guglielmino, A.; Olmi...

solution of calcium ions while the chelating agents take up the calcium ions. The most frequently used chelating agent is ethylenediaminetetraacetic...

also capable of using siderophores, or compounds that are capable of chelating iron in the environment, that are produced by other bacteria; however...

methyl groups are attached to different nitrogen atoms. DMEDA is used as a chelating diamine for the preparation of metal complexes, some of which function...

porphyrins. Another similarity to acetylacetone, ethyl acetoacetate forms chelate complexes, such as Al(CH3C(O)CHCO2C2H5)3 and the Fe(III) derivative. Two...

phytochemicals and evaluation of antioxidant, anti-lipoxygenase, iron chelating and anti-glucosidase activities of wetland macrophytes". Pharmacognosy...

bacterial nucleases. The most conserved region is a centre on the metal chelating residues. Aravind L, Koonin EV (August 1998). "Phosphoesterase domains...

ion concentration, pH, and other ingredients of the solution, such as chelating agents and counterions. The gel film contracts as it dries, compressing...

Wallace was known as "Dr. Iron"[who?] for his research and studies on chelated iron. At a meeting in Berkeley, California, held on December 11, 1953,...

Catapaguroides by the unarmed but setose dactyli of the ambulatory legs, the non-chelate fourth pereopods, and the form of the telson. In Decaphyllus, the dactylus...

members". Many compounds containing metals in rings are known, for example chelate rings. Usually, such compounds are not classified as metallacycles, but...

Sodium citrate may refer to any of the sodium salts of citric acid (though most commonly the third): Monosodium citrate Disodium citrate Trisodium citrate...

Tough Alliance, a synthpop duo from Sweden Thenoyltrifluoroacetone, a chelating agent also commonly known as TTFA Tibial tuberosity advancement, a knee...

ISBN 978-3-527-30385-4. Hart JR (2005). "Ethylenediaminetetraacetic Acid and Related Chelating Agents". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH...

normal adult patient dose to obtain proper visualization. Mebrofenin is a chelate composed of two molecules of a lidocaine analogue, attached to a technetium-99m...

Ethylenesulfide adds to amines to afford 2-mercaptoethylamines, which are good chelating ligands. C2H4S + R2NH → R2NCH2CH2SH This process is often called mercaptoethylation...

Garrett, Benjamin R.; Letko, Christopher S.; Crabtree, Robert H. (2010). A Chelating Rhodium N-Heterocyclic Carbene Complex By Transmetallation From A Silver–NHC...

amide groups. The compound was reported in about 1994 after a search for chelating agents selective for mercury. It was licensed in 2006 to CTI Science with...

1,1,1-Tris(diphenylphosphinomethyl)ethane, also called Triphos, is an organophosphorus compound with the formula CH3C[CH2PPh2]3. An air-sensitive white...

acid absorption. Specialised ion-exchange resins are also known such as chelating resins (iminodiacetic acid, thiourea-based resins, and many others). Anion...

bacteria. These secrete organic acids, enzymes antioxidants, and metallic chelates thus create an antioxidant environment, which assists in the enhancement...

C. communis, is a metalloanthocyanin. It is a complex of 4 Mg2+ ions chelating six anthocyanin molecules. Commelina communis is also used as a model...

tubes and for the preservation of blood in blood banks. The citrate ion chelates calcium ions in the blood by forming calcium citrate complexes, disrupting...

compounds, and amine compounds), chromatography using various ion-exchange or chelating resins, coprecipitation (possible matrices include LaF3, BiPO4, BaSO4...

for metalloproteinases. In vitro, EDTA, 1,10-phenanthroline and other chelating compounds lower the concentration of metal to the point where the metal...

the last strand of the β-sheet and the nearby α-¬helix. The zinc ion is chelated by one histidine and three cysteines. The NH2-terminus serine binds to...

metalloproteases, active enzymes coordinate a catalytic metal ion. By adding a metal-chelating moiety to the probe scaffold, photoreactive ABPs can be biased toward...

(1997). "Phytoremediation of Lead-Contaminated Soils: Role of Synthetic Chelates in Lead Phytoextraction". Environmental Science & Technology. 31 (3): 800–805...

1,2-Bis(dimethylphosphino)ethane (dmpe) is a diphosphine ligand in coordination chemistry. It is a colorless, air-sensitive liquid that is soluble in organic...

distortions are caused by a zinc deficiency. Many medications are known to chelate, or bind, zinc, preventing the element from functioning properly. Due to...

sometimes added. (Lemon juice and wine both contain organic acids that chelate calcium ions, allowing casein to break down into smaller particles.) A...

effectively chelate metal ions through its carboxylate and phenolic hydroxyl groups, often much more efficiently than the powerful chelating ligand...

common. The peroxidase structure favors Mn(III)-chelates over free Mn(III) ions. The Mn(III) chelate interacts with the active site to facilitate product...

resolution). It reacts with a variety of electrophiles at the 3-positions of the chelate rings, giving the corresponding bromo-, nitro-, and formyl-substituted...

malononitrile tear gas exposure: Rinsing with amphoteric, hypertonic, and chelating solution". Human & Experimental Toxicology. 35 (2): 213–218. Bibcode:2016HETox...

derivative of pentetic acid, is used for example in capromab pendetide to chelate indium-111. If the drug contains a radioisotope, the name of the isotope...

bold instance sexual dimorphism in the genus. The second pair is well chelated, but the fourth and fifth have rather imperfect chelae. The first and second...

antibody for the diagnosis of ovarian cancer.[citation needed] Linked to the chelating agent DTPA and labelled with Indium-111, it was used for imaging (radio-immuno...

an iron transport agent. Ferrichrome is a siderophore, which are metal chelating agents that have a low molecular mass and are produced by microorganisms...

low-copper diet and not using copper cookware. Medications used include chelating agents, such as trientine and D-penicillamine, and zinc supplements. Complications...

125I-iothalamate (sodium radioiothalamate), the chromium radioisotope 51Cr (chelated with EDTA), and creatinine, have had their utility confirmed in large cohorts...

have a viable tolerance to copper based medications, including ionic and chelated, and can be kept in systems that employ these anti-parasitic techniques...

create polydentate ligands which allow for increased stability by the chelating effect. These polydentate mixed ligands are also highly useful for enabling...

S2CID 19617827. Youdim MB, Gassen M, Gross A, Mandel S, Grünblatt E (2000). "Iron chelating, antioxidant and cytoprotective properties of dopamine receptor agonist;...

to rate accelerations in enzymic and intramolecular reactions and the chelate effect". Proceedings of the National Academy of Sciences of the United...

process. It is also used as flocculating agent with silica sols and as a chelating agent with the ability to complex metal ions such as zinc and zirconium...

bicyclic molecule is the most studied member of the cryptand family of chelating agents. It is a white solid. Many analogous compounds are known. Their...

and dandruff. The pyrithione ligands, which are formally monoanions, are chelated to Zn2+ via oxygen and sulfur centers. In the crystalline state, zinc pyrithione...

Copper(II) aspirinate is an aspirin chelate of copper(II) cations (Cu2+). It is a bright blue solid, forming monoclinic crystals. Copper aspirinate can...

crystallization, though this mechanism is poorly understood. Normal urine contains chelating agents, such as citrate, that inhibit the nucleation, growth, and aggregation...

additive (E574), it is now known as an acidity regulator. The gluconate anion chelates Ca2+, Fe2+, K+, Al3+, and other metals, including lanthanides and actinides...

from right-handed 4-helix bundles, each containing N-terminal hooks that chelate a Ni ion. The Ni-hook contains the motif His-Cys-X-X-Pro-Cys-Gly-X-Tyr;...

\approx } 6.6 Further protonation occurs at lower pH values. ATP forms chelate complexes with metal ions. The stability constant for the equilibrium ATP4−...

Strand Transfer Inhibitor (InSTI), binding to viral DNA-bound integrase, chelating the active site magnesium ions, and thereby preventing the complex from...

coordination position is taken up by a labile water molecule. Treatment with chelating agents such as EDTA leads to complete inactivation. EDTA is a metal chelator...

Organoantimony(I) and Organobismuth(I) Compounds Stabilized by an NCN Chelating Ligand: Syntheses and Structures". Angewandte Chemie International Edition...

(HN(C(O)CH3)2) and glycinamide (H2NC(O)CH2NH2) are two of many examples of chelating amide ligands. They respectively form the complexes [Co((HN(COCH3)2(SCN)2}}...

Porphyrin Oligomer Complexes: Preorganization Results in Exceptionally Strong Chelate Cooperativity". Journal of the American Chemical Society. 133 (51): 20962–20969...

the metal in Fe(CO)3(bidentate phosphine, arsine) complexes: effects of chelate ligands on metal basicity", J. Am. Chem. Soc. 1992, 114, 160. doi:10.1021/ja00027a023...

Hexaaza-18-crown-6 is the macrocyclic ligand with the formula (CH2CH2NH)6. A white solid, this compound has attracted attention as the N6-analogue of 18-crown-6...

reported it in 1881. RNH2 + [CH3SC(NH2)2]+X− → [CH3N(H)C(NH2)2]+X− + CH3SH Chelating resins with isothiouronium groups are used to recover mercury and other...

in complete ligand substitution and dissociation of COD. Addition of chelating phosphines, 1,3-bis(diphenylphosphino)propane (dppp) and 1...

Gagliardi, Laura (2019-02-13). "Synthesis and Characterization of Tris-chelate Complexes for Understanding f -Orbital Bonding in Later Actinides". Journal...

researcher in the field of inorganic chemistry. His research centered on metal chelate compounds, macrocyclic complexes and cryptates. Martell was born October...

waste water treatment operations. In addition and due to its ability to chelate metal ions, it provides corrosion inhibition. It can also be used as biodegradable...

imidazolidines. A most prominent derivative of ethylenediamine is the chelating agent EDTA, which is derived from ethylenediamine via a Strecker synthesis...

pair of "sub-chelate" appendages. However, this assessment has been both disputed by Waloszek and colleagues, who consider that the sub-chelate appendages...

compound often added to gasoline 1,1,1-Tris(aminomethyl)ethane, polyamine chelating ligand Tame, a variety of the Idi language of Papua New Guinea Tame (surname)...

many other transitional metal elements, iron fertilizer is supplied as a chelate. Molybdenum is a cofactor for enzymes important in building amino acids...

the case of M = Co and especially Ni, but not for M = Fe. A number of chelating or ansa-bis(indenyl complexes are known, such as those derived from 2...

and fungal hyphae, and the production of siderophores and other metal-chelating compounds by bacteria. All these weathering processes contribute to soil...

Organoantimony(I) and Organobismuth(I) Compounds Stabilized by an NCN Chelating Ligand: Syntheses and Structures". Angewandte Chemie International Edition...

Empsall, Richard Markham, Bernard L. Shaw, Brian Weeks "Formation of large chelate rings and cyclometallated products from diphosphines of type But2P(CH2)nPBut2...

January 1991). "The rate of ethylene polymerization initiated by various chelating tertiary diamine : n-butyllithium complexes". Journal of Applied Polymer...

penicillamine is the drug of choice, and dimercaprol, a heavy metal chelating agent, is often administered. Vinegar is not recommended to be given,...

adjacent to nitric oxide may confer the ability of millimolar minoxidil to chelate iron, thereby inhibiting PHD. Minoxidil is capable of tetrahydrobiopterin...

Woods S, Eichman PL, Reese HH: The treatment of acute porphyria with chelating agents: a report of 21 cases. Ann Intern Med 1957; 47: 889-899. Goto I...

voltae however does not possess features that would suggest this, like chelate limbs and gnathobases. Suspension and deposit feeding can also be readily...

by inhibiting lipid peroxidation. There is also some belief that the chelating of phytic acid may have potential use in the treatment of cancer. Gossypol...

appendage bore exopod-like structure on the base and terminated with a chelate (pincer), similar to those of a xiphosuran. On the other hand, Appendage...

antioxidants, such as tocopherol. Fats and oils often are treated with chelating agents such as citric acid to remove the metal catalysts. In the human...

bonds to the metal center with multiple atoms, the complex is called a chelate. In organic chemistry, there can be more than one chemical compound with...

which it interacts. Some compounds contribute to antioxidant defense by chelating transition metals and preventing them from catalyzing the production of...

Frieseomelitta nigra originarias de Tabasco, México" [Antioxidant and metal chelating activity of Melipona beecheii and Frieseomelitta nigra honeys originating...

demanded by drug authorities in drug synthesis. In this case the ligands chelate to the transition metal to create a chiral environment which enables the...

Acute cases may require the use of disodium calcium edetate, the calcium chelate, and the disodium salt of ethylenediaminetetraacetic acid (EDTA). It has...

dimeric thiogermanates with transition metal complexes of multidentate chelating amines: Syntheses, structures, magnetism and photoluminescence". Journal...

S2CID 115521. Wu C, Brechbiel MW, Kozak RW, Gansow OA (1994). "Metal-chelate-dendrimer-antibody constructs for use in radioimmunotherapy and imaging"...

coordinates through nitrogen, the result being that PHOX ligands are P,N-chelating ligands. Most phosphine ligands used in asymmetric catalysis are diphosphines...

tyrosine-containing somatostatin analog Tyr3-octreotate (TATE) attached to the chelating agent tetraazacyclododecanetetra-acetic acid (DOTA). Attached to the dotatate...

exposure to plutonium it is important to rapidly inject the subject with a chelating agent such as calcium complex of DTPA. This antidote is useful for a single...

to boost the cell's built-in electric field. Molecular dopants or metal chelates introduced in the perovskite or at the interface also reduce charge-transport...

early work at Birmingham on molecular spectroscopic studies of analytical chelate chemistry was of great importance and included his interpretation of the...

IUPAC definition calixarenes: Originally macrocyclic compounds capable of assuming a basket (or 'calix') shaped conformation. They are formed from p-hydrocarbyl...

large-scale iron fertilizations". Nitrogen released by cetaceans and iron chelate are a significant benefit to the marine food chain in addition to sequestering...

position, unless the C2 position is sterically congested or the alkene has a chelating heteroatom. The reaction's poor selectivity is ameliorated in intramolecular...

optimized in terms of pH, oxidation-reduction potential, presence of chelating agents, and temperature. In a simple implementation, a slurry of the pulverized...

acetone, the amino acid methionine, via the Strecker synthesis, and the chelating agents EDTA and NTA. Via the hydrocyanation process, HCN is added to butadiene...

a precursor to many homogeneous catalysts. (S)-iPr-PHOX is a typical chelating phosphine ligand used in asymmetric hydrogenation. Homogeneous catalysts...

Triacetylmethane is the organic compound with the formula HC(C(O)CH3)3. It is a colorless liquid that is soluble in organic solvents and in alkaline water...

Deferasirox, sold under the brand name Exjade among others, is an oral iron chelator. Its main use is to reduce chronic iron overload in patients who are...

Organoantimony(I) and Organobismuth(I) Compounds Stabilized by an NCN Chelating Ligand: Syntheses and Structures". Angewandte Chemie International Edition...

shorter metal–metal distances is to either reduce the distance between the chelating atoms in the ligand by changing the structure, or by using steric effects...

zinc ferrite particles prepared by hydrothermal decomposition of zinc chelate solutions". Journal of Materials Research. 8 (11): 2916. Bibcode:1993JMatR...

products. Metal-chelating packaging contains compounds that bind these metals and reduce their ability to promote oxidation. Chelating compounds may be...

together with potassium sodium tartrate, the latter of which is added to chelate and thus stabilize the cupric ions. The reaction of the cupric ions with...

Pedersen discovered crown ethers, which are ring-like structures capable of chelating certain metal ions. Then, in 1969, Jean-Marie Lehn discovered a class...

(2020). "Commensal Oral Rothia mucilaginosa Produces Enterobactin, a Metal-Chelating Siderophore". mSystems. 5 (2) e00161-20. bioRxiv 10.1101/2020.02.20.956391...

olefin to product — boron-containing byproducts consume the remainder. The chelate effect improves that ratio for cyclic boron-containing reagents. One common...

phytase produced by microorganisms in the rumen. Moreover, phytic acid also chelates important minerals such as calcium, magnesium, iron, and zinc, making them...

and the Irish Sea. The family Polychelidae is notable for the number of chelate (clawed) limbs, with either four or all five pairs of pereiopods bearing...

group of polyphenolic compounds that include tannins. These compounds chelate metals such as iron and zinc and reduce the absorption of these nutrients...

In organic chemistry, an aza-crown ether is an aza analogue of a crown ether (cyclic polyether). That is, it has a nitrogen atom (amine linkage, −NH− or...

apomorphine, adrenaline, and isoprenaline), with iron because it could form chelates, with substances binding to the same albumin site in the blood plasma (for...

symmetrical dinegative ion, oxalate commonly forms five-membered MO2C2 chelate rings. Mixed ligand complexes are known, such as [Co(C2O4)(NH3)4]κ+. Structures...

Europe is dicobalt edetate or dicobalt-EDTA, sold as Kelocyanor. This agent chelates cyanide as the cobalticyanide. This drug provides an antidote effect more...

and soy milk in particular, contain phytic acid, which may act as a chelating agent and inhibit mineral absorption, especially for diets already low...

atherosclerosis. Flavonoids including myricetin are able to scavenge for ROS and can chelate intracellular transition metal ions that ultimately produce ROS. Myricetin...

too much citrate with the returned blood can cause toxicity from the chelating action, mainly hypocalcemia. "ORDER OF DRAW FOR MULTIPLE TUBE COLLECTIONS"...

adiponitrile, acetone cyanohydrin, sodium cyanide, and cyanuric chloride. Chelating agents are also synthesized from hydrogen cyanide, for example...

and some are used as homogeneous catalysts. Dppe is almost invariably chelating, although there are examples of monodentate (e.g., W(CO)5(dppe)) and of...

removed to disrupt cell-cell tight junctions by the use of a calcium chelating agent. Next, a solution containing collagenase is added to separate the...

inactive form, the active site structure becomes an α-helix that can chelate metal ions. An intermediate, semi-open form features this active site structure...

steric hindrance as shown below in the 6-membered transition state with chelating metal ions. This reaction has since been used in the synthesis of many...

shown to selectively enhance the magnetic susceptibility of lanthanide-chelating bicelles. When an aminocholesterol conjugate is used with different lanthanide...

EDTA, DTPA, NTA and borate. EDTA, DTPA, and NTA are very often used as chelating agents in all processing solutions, particularly in developers and washing...

Dimethylglyoxime is a chemical compound described by the formula CH3C(NOH)C(NOH)CH3. Its abbreviation is dmgH2 for neutral form, and dmgH− for anionic...

specifically those catalysing the translocation of inorganic cations and their chelates. The systematic name of this enzyme class is ATP phosphohydrolase (P-type...

evolution on the negode. Hydrate isomerism can be alleviated by adding chelating amino-ligands, while hydrogen evolution can be mitigated by adding Pb...

featuring one primary amine and a tertiary amine. It is used to prepare chelating diamine-containing ligands for the synthesis of metal catalysts. Additionally...

are five pairs of pereiopods present, the second and third pair being chelate, or pincer-ended, as is generally the case for this entire genus. The fourth...

sodium salt has found use in dishwasher detergents, where it acts as a chelating agent for calcium and magnesium ions. It is considered more environmentally...

It is a white crystalline solid. It has been widely investigated as a chelating agent. Many derivatives are known. Bispidine has a bicyclic scaffold consisting...

reactions, see Vitamin C § Pharmacodynamics. Because it reduces iron(III) and chelates iron ions, it enhances the oral absorption of non-heme iron. This property...

organic compounds, or by compounds that contain copper in a non-reactive, chelated form. This helps to prevent the accumulation of high levels of copper in...

otherwise conventional ligands as seen with an isoxazoline fullerene chelating to platinum, rhenium, and iridium compounds. Although no application has...

Frolow, Felix; Shoham, Gil (1996). "The picrate anion as a versatile chelating counterion for the complexation of alkali and alkaline earth metal cations...

Glyoxal-bis(mesitylimine) is an organic compound with the formula H2C2(NC6H2Me3)2 (Me = methyl). It is a yellow solid that is soluble in organic solvents...

been used in protein-free media for chicken embryo fibroblasts, as a chelating agent for H+, Ca2+, and Mg2+, and for isoelectric focusing in immobilized...

ligands, but their affinity for metals is lower than typical phosphines. Chelating thioethers are known, such as 1,4,7-trithiacyclononane. Sulfides undergo...

utmost importance in the treatment of the disease.[citation needed] The chelating agent meso 2,3-dimercaptosuccinic acid has been shown to be the preferred...

copper oxide mineral surface. Copper oxide ores are typically treated via chelating-reagent flotation and fatty-acid flotation, which use organic reagents...

on The Evolution of the Atomic Theory (1971), co-edited Chelating Agents and Metal Chelates (1964) with Frank Dwyer, becoming the sole editor after Dwyer's...

ortho-methoxy-phenyl sulfide group is thought to facilitate deprotonation by chelating to metalated bases allowing for the base to achieve optimal trajectory...

organic synthesis and purification as insoluble reagents and scavengers. Chelating groups have also been covalently bound to silica gel. These materials...

cephalic appendages, three of which could be the very long genticulate and chelate raptorials protruding beyond the ventral margin. Alternatively these could...

an organic compound. It is the sulfur analog of oxamide. It acts as a chelating agent, e.g. in the detection or determination of copper. It has also been...

calcium-organoelement compounds. To prevent coagulation of polymer chains from solution, chelating additives, such as dimethylglyoxime, are used. Alkaline catalysts, such...

example for plant growth promoting Rhizobacterium, which produces iron chelating substances. Type strain of Pseudomonas putida at BacDive – the Bacterial...

1,4,7-Trithiacyclononane, also called 9-ane-S3, is the thia-crown ether with the formula (CH2CH2S)3. This cyclic thioether is most often encountered as...

less than the classic solution have been developed, many of which contain chelated zinc. Chlorhexidine gel can be applied to a wound following a tooth extraction...

excess oral magnesium intake is diarrhea. Supplements based on amino acid chelates (such as glycinate, lysinate etc.) are much better-tolerated by the digestive...

unstable, though in recent decades, both transition metals and polydentate chelating Lewis base ligands have been employed to stabilize the low-valent bismuth(I)...

the presence of chemicals that denature proteins, such as SDS and urea, chelating agents such as EDTA, sulfhydryl reagents, as well as trypsin or chymotrypsin...

protic and a hydridic hydrogen, and hydroformylation reaction catalyzed by chelating diphosphines with large P-M-P angles. Casey had been a member of the faculty...

research group worked mainly on selective removal of heavy metals via chelating ion exchangers and removal of nitrates from water. In 1997, he became...

supplements). Minocycline can be taken with dairy products because it does not chelate calcium as readily, although dairy products do decrease absorption of minocycline...

aqueous solution. The addition of a base/acid (co-precipitation) or a fuel/chelate (sol-gel) initiates the transformation of the solution. In co-precipitation...

chemical industries. Metal ions can also be separated using appropriate chelating agents to favor extraction of certain ions into aqueous vs. organic phases...

extraction, reaction with some chemical species, pulverizing, treatment with a chelating agent (e.g. EDTA), masking, filtering, dilution, sub-sampling or many...

soil. Toxic substances such as heavy metals and excess nutrients can be chelated, i.e., bound to the organic molecules of humus, and so prevented from leaching...

obtained by scraping off the opacity. Topical disodium EDTA can be used as a chelating agent. It can also be removed with the excimer laser (phototherapeutic...

monomer was added (5). α-diimine chelate initiators α-diimine chelate initiators are characterized by having a diimine chelating ancillary ligand structure...

The diphosphine serves as a bidentate ligand forming six-membered C3P2M chelate ring with a natural bite angle of 91°. For example, the complex dichloro(1...

[Bi(C6H2(O)3COOH)(H2O)]n2nH2O. The phenolate oxygen atoms of the gallate ligand chelate to bismuth cations and form chains. The material is nanoporous and the...

post-extravasation by acting as a topoisomerase II inhibitor as well as a chelating agent to reduce oxidative stress caused by anthracyclines. Dexrazoxane...

solubilities have been investigated. Captodative polymer is highly functional in chelates with certain metals. Anslyn, E. V.; Dougherty, D. A. (2006). Modern Physical...

coordination sphere. Stronger complexes are formed with chelating ligands because of the chelate effect, such as the tetra-anion derived from 1,4,7...

6–95% ee). For these cases, multidentate ligands were usually employed to chelate with the metal, which activates both the zwitterionic enolate and the aldehyde...

diheme cytochrome that acts on hexacyanoferrate(III) and other ferric chelates. Using the conversion of ascorbate (Vitamin C) to monodehydroascorbate...

of the phosphine ligands to electronically differentiate the phosphorus chelates. Electronic tuning was accomplished, for example, using widely available...

and resolution of 1-(2-diphenylphosphino-1-naphthyl)isoquinoline; a P,N chelating ligand for asymmetric catalysis". Tetrahedron: Asymmetry. 4 (4): 743–756...

clinically acceptable configuration not requiring the use of gadolinium chelate enhancement in magnetic resonance mammography. In addition to his pioneering...

build up in the body Heme – Chemical coordination complex of an iron ion chelated to a porphyrin Cytochrome P450 – A class of enzymes containing heme Chlorophyll...

H2-antagonists, and cardiovascular agents. The disturbance "is attributed to the chelating action which removes zinc from the tapetal cells." Defense mechanism (biology)...

toxicity of gadolinium chelates to brain tissue was published. This identifies a pathway by which linear gadolinium chelates may produce ill effects...

systems otherwise very difficult to target. Certain complexes derived from chelating P-O ligands have shown promising results in the hydrogenation of α,β-unsaturated...

types of chemical antagonism include chelating agents, neutralising antibodies and salt aggregation. "Chelating agents are organic compounds which are...

derivatives or by binding them in rigid molecular environments using chelating agents. An option for treatment of metal poisoning may be chelation therapy...

Domoic acid (DA) is a kainic acid–type neurotoxin that causes amnesic shellfish poisoning (ASP). It is produced by algae and accumulates in shellfish,...

fruit, female flower and male flower of Typha domingensis exhibit iron chelating activity as well as superoxide and nitric oxide scavenging activities...

pH) may be corrected by supplemental feedings of iron, in the form of a chelate or sulphate, magnesium or nitrogen compounds in various combinations. If...