*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6113750 CHEMICAL NAME : 4H-Pyridazino(4,5-b)indol-4-one, 3,5-dihydro- CAS REGISTRY NUMBER : 22814-13-7 BEILSTEIN REFERENCE NO. : 0394881 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H7-N3-O MOLECULAR WEIGHT : 185.20 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 3,5-Dihydro-4H-pyridazino(4,5-b)indol-4-one *** 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 : 1 gm/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 ***