*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : YS3850000 CHEMICAL NAME : Urea, 1-butyl-1-nitroso- CAS REGISTRY NUMBER : 869-01-2 BEILSTEIN REFERENCE NO. : 1768951 REFERENCE : 1-04-00-00372 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 53 MOLECULAR FORMULA : C5-H11-N3-O2 MOLECULAR WEIGHT : 145.19 WISWESSER LINE NOTATION : ZVN4&NO COMPOUND DESCRIPTOR : Tumorigen Mutagen Reproductive Effector SYNONYMS/TRADE NAMES : * BNU * Butylnitrosoharnstoff * n-Butylnitrosourea * N-Butyl-N-nitrosourea * 1-Butyl-1-nitrosourea * N-Nitrosobutylurea * 1-Nitroso-1-butylurea * Urea, N-butyl-N-nitroso- *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 400 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PPTCBY Proceedings of the International Symposium of the Princess Takamatsu Cancer Research Fund. (Japan Scientific Soc. Press, 6-2-10 Hongo, Bunkyo-ku, Tokyo 113, Japan) 1st- 1971- Volume(issue)/page/year: 2,73,1972 TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1200 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ZEKBAI Zeitschrift fuer Krebsforschung. (Berlin, Fed. Rep. Ger.) V.1-75, 1903-71. For publisher information, see JCROD7. Volume(issue)/page/year: 69,103,1967 ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 4867 mg/kg/24W-I TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Kidney, Ureter, Bladder - Kidney tumors Skin and Appendages - tumors REFERENCE : GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 67,33,1976 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 120 mg/kg female 22 day(s) after conception TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Reproductive - Tumorigenic effects - transplacental tumorigenesis Brain and Coverings - tumors REFERENCE : ARGEAR Archiv fuer Geschwulstforschung. (VEB Verlag Volk und Gesundheit Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1949- Volume(issue)/page/year: 48,9,1978 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 16512 mg/kg/50W-I TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Gastrointestinal - tumors Reproductive - Tumorigenic effects - other reproductive system tumors REFERENCE : JCROD7 Journal of Cancer Research and Clinical Oncology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.93- 1979- Volume(issue)/page/year: 107,32,1984 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 300 mg/kg TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - leukemia REFERENCE : GMCRDC Gann Monograph on Cancer Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No. 11- 1971- Volume(issue)/page/year: 12,283,1972 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 120 mg/kg female 22 day(s) after conception TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Reproductive - Tumorigenic effects - transplacental tumorigenesis Brain and Coverings - tumors REFERENCE : ARGEAR Archiv fuer Geschwulstforschung. (VEB Verlag Volk und Gesundheit Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1949- Volume(issue)/page/year: 48,9,1978 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 300 mg/kg TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - leukemia REFERENCE : GMCRDC Gann Monograph on Cancer Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No. 11- 1971- Volume(issue)/page/year: 12,283,1972 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 120 mg/kg female 22 day(s) after conception TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Reproductive - Tumorigenic effects - transplacental tumorigenesis Brain and Coverings - tumors REFERENCE : ARGEAR Archiv fuer Geschwulstforschung. (VEB Verlag Volk und Gesundheit Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1949- Volume(issue)/page/year: 48,9,1978 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 120 mg/kg female 22 day(s) after conception TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Reproductive - Tumorigenic effects - transplacental tumorigenesis Brain and Coverings - tumors REFERENCE : ARGEAR Archiv fuer Geschwulstforschung. (VEB Verlag Volk und Gesundheit Neue Gruenstr. 18, Berlin DDR-1020, Ger. Dem. Rep.) V.1- 1949- Volume(issue)/page/year: 48,9,1978 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2800 mg/kg/10W-C TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Blood - leukemia REFERENCE : GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 68,281,1977 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 581 mg/kg/50W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors REFERENCE : JCROD7 Journal of Cancer Research and Clinical Oncology. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.93- 1979- Volume(issue)/page/year: 102,13,1981 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Mammal - dog DOSE/DURATION : 960 mg/kg/81W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Gastrointestinal - colon tumors REFERENCE : PARPDS Pathology, Research and Practice. (Gustav Fisher Verlag, Postfach 720143, D-7000 Stuttgart 70, Fed. Rep. Ger.) V.162- 1978- Volume(issue)/page/year: 164,216,1979 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1400 mg/kg/5W-C TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Gastrointestinal - tumors Blood - leukemia REFERENCE : ESKHA5 Eisei Shikenjo Hokoku. Bulletin of the Institute of Hygienic Sciences. (Kokuritsu Eisei Shikenjo Kagaku, 18-1 Bushitsu Johobu, Setagaya-ku, Tokyo 158, Japan) V.1- 1886- Volume(issue)/page/year: (102),66,1984 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 2800 mg/kg/10W-C TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - leukemia REFERENCE : PPTCBY Proceedings of the International Symposium of the Princess Takamatsu Cancer Research Fund. (Japan Scientific Soc. Press, 6-2-10 Hongo, Bunkyo-ku, Tokyo 113, Japan) 1st- 1971- Volume(issue)/page/year: 6,57,1976 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 200 mg/kg TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Gastrointestinal - tumors Blood - leukemia REFERENCE : GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 66,615,1975 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 300 mg/kg TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - leukemia Skin and Appendages - tumors REFERENCE : GMCRDC Gann Monograph on Cancer Research. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No. 11- 1971- Volume(issue)/page/year: 12,283,1972 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1050 mg/kg/5W-C TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - leukemia Skin and Appendages - tumors REFERENCE : BIHAA2 Bibliotheca Haematologica (Basel). (S. Karger AG, Postfach, CH-4009 Basel, Switzerland) No.1- 1955- Volume(issue)/page/year: (40),107,1973 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 3360 mg/kg/12W-C TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - lymphoma, including Hodgkin's disease REFERENCE : GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 61,287,1970 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Intravenous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 250 mg/kg female 15 day(s) after conception TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Reproductive - Tumorigenic effects - transplacental tumorigenesis Brain and Coverings - tumors REFERENCE : KFIZAO Kyoto-furitsu Ika Daigaku Zasshi. Journal of the Kyoto Prefectural School of Medicine. (Kyoto-furitsu Ika Daigaku Igakkai, Hirokoji, Kawaramachi-dori, Kamigyo-ku, Kyoto 602, Japan) V.1- 1927- Volume(issue)/page/year: 84,23,1975 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2400 mg/kg/17W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - leukemia Skin and Appendages - tumors REFERENCE : GANNA2 Gann. Japanese Journal of Cancer Research. (Tokyo, Japan) V.1-75, 1907-84. For publisher information, see JJCREP. Volume(issue)/page/year: 62,557,1971 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 2505 mg/kg/24W-C TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - leukemia REFERENCE : 25NJAN "International Cancer Congress, Abstracts, 10th, Houston, TX, 1970," Cumley, R.W., and J.E. McCay, eds., Chicago, IL, Year Book Medical Pub., Inc., 1970 Volume(issue)/page/year: -,24,1970 TYPE OF TEST : TD - Toxic dose (other than lowest) ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 450 mg/kg TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Cardiac - tumors Skin and Appendages - tumors REFERENCE : ANYAA9 Annals of the New York Academy of Sciences. (New York Academy of Sciences, 2 E. 63rd St., New York, NY 10021) V.1- 1877- Volume(issue)/page/year: 381,250,1982 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 50 ug/plate REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 178,157,1987 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 50 ug/plate REFERENCE : TCMUE9 Topics in Chemical Mutagenesis. (Plenum Pub. Corp., 233 Spring Street, New York, NY 10013) V.1- 1984- Volume(issue)/page/year: 1,13,1984 TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Escherichia coli DOSE/DURATION : 500 umol/L REFERENCE : CPBTAL Chemical and Pharmaceutical Bulletin. (Japan Pub. Trading Co., USA, 1255 Howard St., San Francisco, CA 94103) V.6- 1958- Volume(issue)/page/year: 34,5056,1986 TYPE OF TEST : Phage inhibition capacity TEST SYSTEM : Bacteria - Escherichia coli DOSE/DURATION : 2 mg/L REFERENCE : TCMUE9 Topics in Chemical Mutagenesis. (Plenum Pub. Corp., 233 Spring Street, New York, NY 10013) V.1- 1984- Volume(issue)/page/year: 1,91,1984 TYPE OF TEST : Unscheduled DNA synthesis TEST SYSTEM : Human Liver DOSE/DURATION : 100 umol/L REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 48,4144,1988 TYPE OF TEST : DNA inhibition TEST SYSTEM : Human HeLa cell DOSE/DURATION : 200 umol/L REFERENCE : CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 13,2389,1992 TYPE OF TEST : Morphological transformation ROUTE OF EXPOSURE : Oral TEST SYSTEM : Rodent - rat DOSE/DURATION : 100 mg/kg REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 40,1157,1980 TYPE OF TEST : DNA damage ROUTE OF EXPOSURE : Intraperitoneal TEST SYSTEM : Rodent - rat DOSE/DURATION : 36 mg/kg REFERENCE : TCMUD8 Teratogenesis, Carcinogenesis, and Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1980- Volume(issue)/page/year: 7,175,1987 TYPE OF TEST : DNA damage ROUTE OF EXPOSURE : Oral TEST SYSTEM : Rodent - rat DOSE/DURATION : 160 ug/kg REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 47,3485,1987 TYPE OF TEST : Unscheduled DNA synthesis TEST SYSTEM : Rodent - rat Liver DOSE/DURATION : 100 umol/L REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 48,4144,1988 TYPE OF TEST : Unscheduled DNA synthesis TEST SYSTEM : Rodent - rat Cells - not otherwise specified DOSE/DURATION : 100 mmol/L REFERENCE : SHKKAN Shika Kiso Igakkai Zasshi. Journal of the Japanese Association for Basic Dentistry. (Shika Kiso Igakkai, Hanayama Bldg., 1-44-2 Komagome, Toshima-ku, Tokyo 170, Japan) V.1- 1959- Volume(issue)/page/year: 22,300,1980 TYPE OF TEST : Cytogenetic analysis ROUTE OF EXPOSURE : Oral TEST SYSTEM : Rodent - rat DOSE/DURATION : 250 mg/kg REFERENCE : JJIND8 JNCI, Journal of the National Cancer Institute. (Washington, DC) V.61-79, 1978-87. For publisher information, see JNCIEQ. Volume(issue)/page/year: 67,831,1981 TYPE OF TEST : Sister chromatid exchange TEST SYSTEM : Rodent - rat Bone marrow DOSE/DURATION : 15 mg/L REFERENCE : JJIND8 JNCI, Journal of the National Cancer Institute. (Washington, DC) V.61-79, 1978-87. For publisher information, see JNCIEQ. Volume(issue)/page/year: 67,831,1981 TYPE OF TEST : Sister chromatid exchange ROUTE OF EXPOSURE : Unreported TEST SYSTEM : Rodent - mouse DOSE/DURATION : 12500 ng/kg REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 85,284,1981 TYPE OF TEST : Host-mediated assay TEST SYSTEM : Rodent - mouse Bacteria - Serratia marcescens DOSE/DURATION : 800 mg/kg REFERENCE : MGGEAE Molecular and General Genetics. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.99- 1967- Volume(issue)/page/year: 117,197,1972 TYPE OF TEST : Host-mediated assay TEST SYSTEM : Rodent - mouse Bacteria - Salmonella typhimurium DOSE/DURATION : 25 mg/kg REFERENCE : MGGEAE Molecular and General Genetics. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.99- 1967- Volume(issue)/page/year: 117,197,1972 TYPE OF TEST : Host-mediated assay TEST SYSTEM : Rodent - mouse Bacteria - Escherichia coli DOSE/DURATION : 800 mg/kg REFERENCE : MGGEAE Molecular and General Genetics. (Springer-Verlag, Heidelberger Pl. 3, D-1000 Berlin 33, Fed. Rep. Ger.) V.99- 1967- Volume(issue)/page/year: 117,197,1972 TYPE OF TEST : Cytogenetic analysis ROUTE OF EXPOSURE : Unreported TEST SYSTEM : Rodent - hamster DOSE/DURATION : 240 mg/kg/24H REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 38,109,1976 TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Rodent - hamster Fibroblast DOSE/DURATION : 200 mg/L/48H 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 ROUTE OF EXPOSURE : Intraperitoneal TEST SYSTEM : Rodent - hamster DOSE/DURATION : 240 mg/kg REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 81,117,1981 TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Rodent - hamster Lung DOSE/DURATION : 10 mg/L REFERENCE : ATSUDG Archives of Toxicology, Supplement. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) No.1- 1978- Volume(issue)/page/year: 4,41,1980 TYPE OF TEST : Sister chromatid exchange TEST SYSTEM : Rodent - hamster Lung DOSE/DURATION : 1 gm/L REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 44,3270,1984 TYPE OF TEST : Sister chromatid exchange TEST SYSTEM : Rodent - hamster Fibroblast DOSE/DURATION : 500 umol/L REFERENCE : PJACAW Proceedings of the Japan Academy. (Tokyo, Japan) V.21-53, 1945-77. For publisher information, see PJABDW. Volume(issue)/page/year: 53,46,1977 TYPE OF TEST : Mutation in mammalian somatic cells TEST SYSTEM : Rodent - hamster Lung DOSE/DURATION : 1 gm/L REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 44,3270,1984 TYPE OF TEST : DNA damage TEST SYSTEM : Mammal - species unspecified Lymphocyte DOSE/DURATION : 10 mmol/L REFERENCE : CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 5,621,1984 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Positive: Carcinogenicity-mouse/rat; Host-mediated assay EPA GENETOX PROGRAM 1988, Positive: S cerevisiae gene conversion EPA GENETOX PROGRAM 1988, Positive/dose response: In vitro cytogenetics-nonhuman EPA GENETOX PROGRAM 1988, Positive/dose response: In vitro SCE-nonhuman EPA GENETOX PROGRAM 1988, Negative: Rodent dominant lethal; In vitro UDS-human fibroblast *** END OF RECORD ***