*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DJ3174000 CHEMICAL NAME : 5H-(1)Benzopyrano(2,3-b)pyridin-5-one, 9-chloro-7-(1H-tetrazol-5-yl)- CAS REGISTRY NUMBER : 58712-69-9 LAST UPDATED : 199712 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C13-H6-Cl-N5-O2 MOLECULAR WEIGHT : 299.69 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 9-Chloro-5-oxo-7-(1H-tetrazol-5-yl)-5H-(1)benzopyrano(2,3-b)pyridine * 9-Chloro-7-(1H-tetrazol-5-yl)-5H-(1)benzopyrano(2,3-b)pyridin-5-one *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 16 gm/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: #4555510 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 16 gm/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: #4555510 *** END OF RECORD ***