*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : RQ2800000 CHEMICAL NAME : 4-Oxazolidinone, 2,2-dimethyl-5-styryl- CAS REGISTRY NUMBER : 721-19-7 BEILSTEIN REFERENCE NO. : 1073772 LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C13-H15-N-O2 MOLECULAR WEIGHT : 217.29 WISWESSER LINE NOTATION : T5MVYO EHJ CU1R& E1 E1 SYNONYMS/TRADE NAMES : * 2,2-Dimethyl-5-styryl-4-oxazolidinone * Methastyridone * MK 202 *** 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 : 1630 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value 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: 8,95,1965 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 818 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : 27ZQAG "Psychotropic Drugs and Related Compounds," 2nd ed., Usdin, E., and D.H. Efron, Washington, DC, 1972 Volume(issue)/page/year: -,262,1972 *** END OF RECORD ***