*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YT9958000 CHEMICAL NAME : Urea, 1,1'-pentamethylenebis(3-methyl-3-nitroso- CAS REGISTRY NUMBER : 93507-75-6 BEILSTEIN REFERENCE NO. : 2390520 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C9-H18-N6-O4 MOLECULAR WEIGHT : 274.33 SYNONYMS/TRADE NAMES : * NSC 409065 * 1,1'-Pentamethylenebis(3-methyl-3-nitrosourea) * N,N''-1,5-Pentanediylbis(N'-methyl-N'-nitrosourea) * Urea, N,N''-1,5-pentanediylbis(N'-methyl-N'-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 : 435 mg/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 ***