*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : UW6019000 CHEMICAL NAME : 4-Pyrimidinol, 2-1H-benzimidazol-2-ylamino)-6-methyl- CAS REGISTRY NUMBER : 42389-40-2 LAST UPDATED : 199712 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C12-H11-N5-O MOLECULAR WEIGHT : 241.28 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 2-(2-Benzimidazoleamino)-4-hydroxy-6-methylpyrimidine * 2-(1H-Benzimidazol-2-ylamino)-6-methyl-4-pyrimidinol * 4(1H)-Pyrimidinone, 2-(1H-benzimidazol-2-ylamino)-6-methyl- *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 250 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PJPPAA Polish Journal of Pharmacology and Pharmacy. (ARS Polona, POB 1001, 00-068 Warsaw 1, Poland) V.25- 1973- Volume(issue)/page/year: 41,89,1989 *** END OF RECORD ***