*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : GY5758000 CHEMICAL NAME : 17H-Cyclopenta(a)phenanthren-17-one, 15,16-dihydro-7-methyl- CAS REGISTRY NUMBER : 30835-65-5 BEILSTEIN REFERENCE NO. : 1979289 LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C18-H14-O MOLECULAR WEIGHT : 246.32 WISWESSER LINE NOTATION : L E5 B666 FVT&&&J K1 COMPOUND DESCRIPTOR : Tumorigen Mutagen SYNONYMS/TRADE NAMES : * 15,16-Dihydro-7-methylcyclopenta(a)phenanthren-17-one *** HEALTH HAZARD DATA *** ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 72 mg/kg/30W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors Tumorigenic - tumors at site of application REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 33,832,1973 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 20 ug/plate REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 36,4525,1976 *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Positive: Histidine reversion-Ames test *** END OF RECORD ***