*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : VA2300000 CHEMICAL NAME : 4(3H)-Quinazolinone CAS REGISTRY NUMBER : 491-36-1 LAST UPDATED : 199709 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C8-H6-N2-O MOLECULAR WEIGHT : 146.16 WISWESSER LINE NOTATION : T66 BVM ENJ COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 4-Hydroxyquinazoline * 4-Oxoquinazoline * 4-Quinazolinol * 4-Quinazolinone * 4-Quinazolone * 4(3H)-Quinazolone *** 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 : 609 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 12,1204,1962 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 450 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 12,1204,1962 *** END OF RECORD ***