*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : CW4503000 CHEMICAL NAME : Benz(a)anthracene, 7,12-dimethyl-4-methoxy- CAS REGISTRY NUMBER : 16277-49-9 LAST UPDATED : 199706 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C21-H18-O MOLECULAR WEIGHT : 286.39 COMPOUND DESCRIPTOR : Tumorigen Mutagen SYNONYMS/TRADE NAMES : * 4-Methoxy-7,12-dimethylbenz(a)anthracene * 4-Methoxy-dmba *** 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 : 440 mg/kg/50W-I TOXIC EFFECTS : Tumorigenic - Carcinogenic by RTECS criteria Skin and Appendages - tumors REFERENCE : CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 4,1221,1983 ** MUTATION DATA ** TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 5 ug/plate REFERENCE : CRNGDP Carcinogenesis (London). (Oxford Univ. Press, Pinkhill House, Southfield Road, Eynsham, Oxford OX8 1JJ, UK) V.1- 1980- Volume(issue)/page/year: 4,1221,1983 *** END OF RECORD ***