3,5,6-trichloro-2-pyridinol

Synonyms: "2-hydroxy-3,5,6-trichloropyridine", "3,5,6-trichloro-2(1H)-pyridinone", "3,5,6-trichloro-2-pyridone"

Source: 3,5,6-trichloro-2-pyridinol is a metabolite of chlorpyrifos and chlorpyrifos-methyl, both organophosphate insecticides.

Identifiers:

IUPAC Name: 3,5,6-trichloro-1H-pyridin-2-one
CAS Number: 6515-38-4
PubChem ID: 23017
InChiKey: WCYYAQFQZQEUEN-UHFFFAOYSA-N
Canonical SMILES: C1=C(C(=O)NC(=C1Cl)Cl)Cl

Structural Properties:

Molecular Formula: C₅H₂Cl₃NO
Molecular Weight: 198.434

Pharmacophore Features:

Number of bond donors: 1
Number of bond acceptors: 1
Number of atoms different from hydrogen: 10

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Evidence Supporting This Chemical as an Endocrine Disruptor
TEDX List of Potential Endocrine Disruptors

Schuh RA, Lein PJ, Beckles RA, Jett DA. 2002. Noncholinesterase mechanisms of chlorpyrifos neurotoxicity: altered phosphorylation of Ca2+/cAMP response element binding protein in cultured neurons. Toxicol Appl Pharmacol 182(2):176-185.