*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : EZ3610000 CHEMICAL NAME : Carbamic acid, N-cyclohexyl-, 1-phenyl-1-(3,4-xylyl)-2-propynyl ester CAS REGISTRY NUMBER : 20921-50-0 BEILSTEIN REFERENCE NO. : 3107971 LAST UPDATED : 199612 DATA ITEMS CITED : 5 MOLECULAR FORMULA : C24-H27-N-O2 MOLECULAR WEIGHT : 361.52 WISWESSER LINE NOTATION : L6TJ AMVOXR&1UU1&R C1 D1 COMPOUND DESCRIPTOR : Tumorigen Mutagen SYNONYMS/TRADE NAMES : * N-Cyclohexylcarbamic acid 1-phenyl-1-(3,4-xylyl)-2-propynyl ester * 1-Phenyl-1-(3,4-xylyl)-2-propynyl N-cyclohexylcarbamate *** HEALTH HAZARD DATA *** ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 20400 mg/kg/45W-C TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Cardiac - tumors 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: 71,211,1983 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 100 ug/plate REFERENCE : PNASA6 Proceedings of the National Academy of Sciences of the United States of America. (National Academy of Sciences, Printing & Pub. Office, 2101 Constitution Ave., Washington, DC 20418) V.1- 1915- Volume(issue)/page/year: 72,979,1975 TYPE OF TEST : Unscheduled DNA synthesis TEST SYSTEM : Human Fibroblast DOSE/DURATION : 10 umol/L/90M REFERENCE : IJCNAW International Journal of Cancer. (International Union Against Cancer, 3 rue du Conseil- General, 1205 Geneva, Switzerland) V.1- 1966- Volume(issue)/page/year: 16,284,1975 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Positive: Histidine reversion-Ames test EPA GENETOX PROGRAM 1988, Positive: In vitro UDS-human fibroblast *** END OF RECORD ***