*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : US4150000 CHEMICAL NAME : 4-Pyridinecarbohydrazonothioic acid, methyl ester CAS REGISTRY NUMBER : 63690-18-6 LAST UPDATED : 199012 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C7-H9-N3-S MOLECULAR WEIGHT : 167.25 WISWESSER LINE NOTATION : T6NJ DYS1&UNZ SYNONYMS/TRADE NAMES : * (alpha-(Methylmercapto)-4-pyridylmethylene) hydrazine *** 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 : 200 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD691-490 *** END OF RECORD ***