*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : CU1575000 CHEMICAL NAME : Benz(k)acephenanthrylene, 4,5-dihydro- CAS REGISTRY NUMBER : 5779-79-3 BEILSTEIN REFERENCE NO. : 3274312 REFERENCE : 4-05-00-02638 (Beilstein Handbook Reference) LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C20-H14 MOLECULAR WEIGHT : 254.34 WISWESSER LINE NOTATION : L F6 C6656 1A T&&&T&J COMPOUND DESCRIPTOR : Tumorigen SYNONYMS/TRADE NAMES : * Acenaphthanthracene * Benz(k)acephenanthrene * 4,5-Dihydrobenz(k)acephenanthrylene * 3:4-Dimethylene-1:2-benzanthracene *** 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 : 960 mg/kg/40W-I TOXIC EFFECTS : Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors Tumorigenic - tumors at site of application REFERENCE : PRLBA4 Proceedings of the Royal Society of London, Series B: Biological Sciences. (Royal Soc., 6 Carlton House Terrace, London SW1Y 5AG, UK) V.76- 1905- Volume(issue)/page/year: 129,439,1940 *** END OF RECORD ***