Title: Fospirate
CAS Registry Number: 5598-52-7
CAS Name: Dimethylphosphoric acid 3,5,6-trichloro-2-pyridinyl ester
Additional Names: O,O-dimethyl-O-3,5,6-trichloro-2-pyridyl phosphate
Manufacturers' Codes: Dowco 217
Trademarks: Torelle (Dow)
Molecular Formula: C7H7Cl3NO4P
Molecular Weight: 306.47
Percent Composition: C 27.43%, H 2.30%, Cl 34.70%, N 4.57%, O 20.88%, P 10.11%
Literature References: Prepn by reaction of 3,5,6-trihalo-2-pyridinol with phosphoryl chloride: Rigterink, Kenaga, J. Agric. Food Chem. 14, 304 (1966).
Properties: Crystals from petr ether, mp 86.5-88°.
Melting point: mp 86.5-88°
Therap-Cat-Vet: Anthelmintic.
Status: This monograph has been retired and is no longer subject to revision or update. |