*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : TF7875000 CHEMICAL NAME : Phosphorothioic acid, O,O-dimethyl ester, O-ester with 6-hydroxy-3-(2H)-pyridazinone CAS REGISTRY NUMBER : 5836-40-8 BEILSTEIN REFERENCE NO. : 0018225 REFERENCE : 4-25-00-00027 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C6-H9-N2-O4-P-S MOLECULAR WEIGHT : 236.20 WISWESSER LINE NOTATION : T6NMVJ FOPS&O1&O1 COMPOUND DESCRIPTOR : Agricultural Chemical SYNONYMS/TRADE NAMES : * American cyanamid 12,433 * O-(1,6-Dihydro-6-oxopyridazin-3-yl) O,O-dimethyl phosphorothioate * O,O-Dimethyl O-(2,3-dihydro-3-oxo-6-pyridazinyl)phosphorothioate * O,O-Dimethylphosphorothioate, O-ester with 6-hydroxy-3(2H)-pyridazinone * O,O-Dimethyl O-(6-3(2H)-pyridazinonyl) phosphorothioate * ENT 23,967 * 3(2H)-Pyridazinone, 6-hydroxy-, O-ester with O,O-dimethyl phosphorothioate *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 28ZEAL "Pesticide Index," Frear, E.H., ed., State College, PA, College Science Pub., 1969 Volume(issue)/page/year: 4,193,1969 *** END OF RECORD ***