chelate

(redirected from chelating)
Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to chelating: Chelating agent

chelate

 [ke´lāt]
1. to combine with a metal in complexes in which the metal is part of a ring.
2. by extension, a chemical compound in which a metallic ion is sequestered and firmly bound into a ring within the chelating molecule. Chelates are used in chemotherapy of metal poisoning.

che·late

(kē'lāt),
1. To effect chelation.
2. Pertaining to chelation.
3. A complex formed through chelation.

chelate

/che·late/ (ke´lāt)
1. to combine with a metal in complexes in which the metal is part of a ring.
2. by extension, a chemical compound in which a metallic ion is sequestered and firmly bound into a ring within the chelating molecules. Chelates are used in chemotherapy of metal poisoning.

chelate

(kē′lāt′)
adj. Zoology
Having chelae or resembling a chela.
n. Chemistry
A chemical compound in the form of a heterocyclic ring, containing a metal ion attached by coordinate bonds to at least two nonmetal ions.
tr.v. che·lated, che·lating, che·lates
1. Chemistry To combine (a metal ion) with a chemical compound to form a ring.
2. Medicine To remove (a heavy metal, such as lead or mercury) from the bloodstream by means of a chelate, such as EDTA.

che′lat·a·ble adj.
che·la′tion n.
che′la′tor n.

chelate

[kē′lāt]
Etymology: Gk, chele, claw
1 v, to form a bond, thus creating a ringlike complex. An example is the interaction of a metal ion and two or more polar groups of a single molecule.
2 n, (in medicine) any coordination compound composed of a central metal ion and an organic molecule with multiple bonds arranged in ring formations, used especially in chemotherapeutic treatments for metal poisoning.
3 adj, pertaining to chelation.

che·late

(kē'lāt)
1. To effect chelation.
2. Pertaining to chelation.
3. A complex formed through chelation.

chelate

  1. possessing claws or pincer-like appendages.
  2. to combine with a metal ion to form a stable compound.

Chelate

A chemical that binds to heavy metals in the blood, thereby helping the body to excrete them in urine.
Mentioned in: Nephrotoxic Injury

chelate

to combine with a metal in complexes in which the metal is part of a ring; by extension, a chemical compound in which a metallic ion is sequestered and firmly bound into a ring within the chelating molecule. Chelates are used in treatment of metal poisoning.
References in periodicals archive ?
The report covers the present scenario and the growth prospects of the global chelating agent market for 2016-2020.
Among the synthetic chelating agents, it is the least toxic.
This activity was evaluated by the chelation tests of iron, zinc and copper prove that the extract of the hexane Phragmites australis possess very advantageous chelating properties compared to standard chelator.
Dimercaprol and DMPS are chelating agents principally involved in the treatment of poisoning by arsenic and polonium-210, respectively.
BASF currently produces its chelating agents in Ludwigshafen; in Lima, OH; and in Guaratingueta, Brazil.
Growth Market for Environmentally Friendly Chelating Agents
Some antioxidants can act as chelating agents which inactivate metal ions like Fe2+ by forming complexes with them.
2+] chelating ability, and 4) antioxidant activity in linoleic acid emulsion of the fruit, male flower, leaf and cortex or E.
The researchers originally set out to determine whether treatment with the oral chelating agent succimer would improve lead-exposed children's scores on behavioral and cognitive tests.
We have prepared and characterized two prototype cadmium chelating agents, potassium bis(2-hydroxyethyl)dithiocarbamate, K[bhedtc], and potassium bis(2-hydroxyethyl) aminoethylxanthate, K[bhexan].