*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UR6135350 CHEMICAL NAME : 3(2H)-Pyridazinone, 4-amino-5-methylsulfonyl-phenyl- LAST UPDATED : 199112 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C11-H11-N3-O3-S MOLECULAR WEIGHT : 265.31 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4-Amino-5-methylsulfonyl-phenyl-3(2H)-pyridazinone *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD - Lethal dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >500 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : YKKZAJ Yakugaku Zasshi. Journal of Pharmacy. (Nippon Yakugakkai, 2-12-15 Shibuya, Shibuya-ku, Tokyo 150, Japan) No.1- 1881- Volume(issue)/page/year: 98,1530,1978 *** END OF RECORD ***