*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DJ2503155 CHEMICAL NAME : 4H-1-Benzopyran-2-carboxylic acid, 4-oxo-, 2-phenylhydrazide CAS REGISTRY NUMBER : 32773-95-8 LAST UPDATED : 199103 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C16-H12-N2-O3 MOLECULAR WEIGHT : 280.30 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4-Oxo-4H-1-benzopyran-2-carboxylic acid 2-phenylhydrazide * N'-Phenylchromone-carbohydrazide-2 *** 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 : 450 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : USXXAM United States Patent Document. (U.S. Patent Office, Box 9, Washington, DC 20231) Volume(issue)/page/year: #3816470 *** END OF RECORD ***