*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : VA3325000 CHEMICAL NAME : 4(3H)-Quinazolinone, 3-(2,4-dimethylphenyl)-2-methyl- CAS REGISTRY NUMBER : 1915-80-6 BEILSTEIN REFERENCE NO. : 0887486 REFERENCE : 5-24-03-00136 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C17-H16-N2-O MOLECULAR WEIGHT : 264.35 WISWESSER LINE NOTATION : T66 BVN ENJ CR B1 D1& D1 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * B 192 * 2-Methyl-3-(2',4'-dimethylphenyl)-4-chinazolinon * 2-Methyl-3-(2,4-dimethylphenyl)-4-quinazolone * 2-Methyl-3-(2,4-xylyl)-4(3H)-quinazolinone * 4(3H)-Quinazolinone, 2-methyl-3-(2,4-xylyl)- * QZH-2 * Ro 325 *** 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 : 360 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: 13,688,1963 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 320 mg/kg TOXIC EFFECTS : Peripheral Nerve and Sensation - spastic paralysis with or without sensory change Behavioral - convulsions or effect on seizure threshold Behavioral - excitement REFERENCE : PHARAT Pharmazie. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1946- Volume(issue)/page/year: 17,616,1962 *** END OF RECORD ***