*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : CQ1425000 CHEMICAL NAME : Barbituric acid, 5-(2-butenyl)-5-ethyl- CAS REGISTRY NUMBER : 1952-67-6 LAST UPDATED : 199509 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C10-H14-N2-O3 MOLECULAR WEIGHT : 210.26 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * 5-Aethyl-5-crotylbarbitursaure * Barotal * Barotalum * 5-(2-Butenyl)-5-ethylbarbituric acid * Calypnone * Crotarbital * Crotylbarbitalum * Ethyl (crotyl)barbiturate * Go 1046 * Kalipnon * Kalypnetten * Kalypnon * Mepertan * NSC 125735 * 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-(2-butenyl)-5-ethyl- *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 129 mg/kg TOXIC EFFECTS : Behavioral - somnolence (general depressed activity) REFERENCE : PHARAT Pharmazie. (VEB Verlag Volk und Gesundheit, Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1946- Volume(issue)/page/year: 8,913,1953 *** END OF RECORD ***