*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DI6140000 CHEMICAL NAME : Benzo(rst)pentaphene, 2,10-difluoro- CAS REGISTRY NUMBER : 61735-78-2 BEILSTEIN REFERENCE NO. : 2006947 LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C24-H12-F2 MOLECULAR WEIGHT : 338.36 WISWESSER LINE NOTATION : L D6 B66 P666 2AB A&J FF RF COMPOUND DESCRIPTOR : Tumorigen Mutagen SYNONYMS/TRADE NAMES : * 2,10-Difluorobenzo(rst)pentaphene * 2,10-Difluorodibenzo(a,i)pyrene *** HEALTH HAZARD DATA *** ** TUMORIGENIC DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 20 mg/kg TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application REFERENCE : PAACA3 Proceedings of the American Association for Cancer Research. (Waverly Press, 428 E. Preston St., Baltimore, MD 21202) V.1- 1954- Volume(issue)/page/year: 13,37,1972 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 12500 pmol/plate REFERENCE : CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year: 41,2589,1981 *** END OF RECORD ***