*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YS4970000 CHEMICAL NAME : Urea, 1-(2-chloroethyl)-3-(2-fluoroethyl)-3-nitroso- CAS REGISTRY NUMBER : 13908-92-4 BEILSTEIN REFERENCE NO. : 2261943 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C5-H9-Cl-F-N3-O2 MOLECULAR WEIGHT : 197.62 WISWESSER LINE NOTATION : ONN2FVM2G COMPOUND DESCRIPTOR : Drug SYNONYMS/TRADE NAMES : * N'-(2-Chloroethyl)-N-(2-fluoroethyl)-N-nitrosourea * 1-(2-Chloroethyl)-3-(2-fluoroethyl)-3-nitrosourea * NSC 154098 * Urea, N'-(2-chloroethyl)-N-(2-fluoroethyl)-N-nitroso- * Urea, 3-(2-chloroethyl)-1-(2-fluoroethyl)-1-nitroso- *** 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 : 29350 ug/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : NCISP* National Cancer Institute Screening Program Data Summary, Developmental Therapeutics Program. (Bethesda, MD 20205) Volume(issue)/page/year: JAN1986 *** END OF RECORD ***