*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YT2862000 CHEMICAL NAME : Urea, 1,1'-ethylenebis(1-nitroso- CAS REGISTRY NUMBER : 49606-40-8 BEILSTEIN REFERENCE NO. : 1799973 REFERENCE : 4-04-00-03392 (Beilstein Handbook Reference) LAST UPDATED : 199709 DATA ITEMS CITED : 7 MOLECULAR FORMULA : C4-H8-N6-O4 MOLECULAR WEIGHT : 204.18 WISWESSER LINE NOTATION : ZVNNO&2NVZNO COMPOUND DESCRIPTOR : Mutagen SYNONYMS/TRADE NAMES : * 1,1'-Ethylene-bis(1-nitrosourea) *** 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 : 535 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : VOONAW Voprosy Onkologii. Problems of Oncology. For English translation, see PONCAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-10, 1928-37; V.1- 1955- Volume(issue)/page/year: 22(10),72,1976 ** OTHER MULTIPLE DOSE TOXICITY DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 975 mg/kg/5D-I TOXIC EFFECTS : Related to Chronic Data - death REFERENCE : VOONAW Voprosy Onkologii. Problems of Oncology. For English translation, see PONCAU. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-10, 1928-37; V.1- 1955- Volume(issue)/page/year: 22(10),72,1976 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Escherichia coli DOSE/DURATION : 500 umol/L REFERENCE : GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 71,674,1980 TYPE OF TEST : DNA damage TEST SYSTEM : Rodent - mouse Leukocyte DOSE/DURATION : 5 gm/L REFERENCE : GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 69,649,1978 TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Rodent - hamster Fibroblast DOSE/DURATION : 5 mg/L/24H REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 48,337,1977 TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Rodent - hamster Lung DOSE/DURATION : 4600 ug/L REFERENCE : GMCRDC Gann Monograph on Cancer Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No. 11- 1971- Volume(issue)/page/year: 27,95,1981 TYPE OF TEST : DNA adduct TEST SYSTEM : Mammal - species unspecified Lymphocyte DOSE/DURATION : 100 umol/L REFERENCE : GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 70,693,1979 *** END OF RECORD ***