*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : XZ6157750 CHEMICAL NAME : 1,2,4-Triazolo(4,3-a)pyrimidin-3(2H)-one, 5,6,7,8-tetrahydro-2-(methylphenyl)- CAS REGISTRY NUMBER : 120824-67-1 LAST UPDATED : 199709 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C12-H14-N4-O MOLECULAR WEIGHT : 230.30 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 5,6,7,8-Tetrahydro-2-(methylphenyl)-1,2,4-triazolo(4,3-a)pyrimidin-3(2H) -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 : 2 gm/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) REFERENCE : APPHAX Acta Poloniae Pharmaceutica. For English translation, see APPFAR. (Ars Polona, POB 1001, 00-680 Warsaw 1, Poland) V.1- 1937- Volume(issue)/page/year: 45,288,1988 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1 gm/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) REFERENCE : APPHAX Acta Poloniae Pharmaceutica. For English translation, see APPFAR. (Ars Polona, POB 1001, 00-680 Warsaw 1, Poland) V.1- 1937- Volume(issue)/page/year: 45,288,1988 *** END OF RECORD ***