*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6113500 CHEMICAL NAME : 1H-Pyridazino(4,5-b)indole-1,4(5H)-dione, 2,3-dihydro- CAS REGISTRY NUMBER : 80985-55-3 BEILSTEIN REFERENCE NO. : 0017487 REFERENCE : 4-26-00-00601 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H7-N3-O2 MOLECULAR WEIGHT : 201.20 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 2,3-Dihydro-1H-pyridazino(4,5-b)indole-1,4(5H)-dione *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 758 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 71,1406,1982 *** END OF RECORD ***