*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : CQ0411010 CHEMICAL NAME : Barbituric acid, 5-allyl-5-(1-methyl-2-pentynyl)-2-thio-, (R)-(-)- CAS REGISTRY NUMBER : 78800-08-5 LAST UPDATED : 198606 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C13-H16-N2-O2-S MOLECULAR WEIGHT : 264.37 WISWESSER LINE NOTATION : T6VMYMV FHJ CUS FY1&1UU3 F2U1 COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * (R)-(-)-5-Allyl-5-(1-methyl-2-pentynyl)-2-thiobarbituric acid * R(-)-Thiohexital *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 66 mg/kg TOXIC EFFECTS : Behavioral - altered sleep time (including change in righting reflex) Behavioral - excitement REFERENCE : JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 24,1241,1981 *** END OF RECORD ***