*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : DJ6340000 CHEMICAL NAME : Benzo(a)pyrene-11,12-dione CAS REGISTRY NUMBER : 60657-26-3 BEILSTEIN REFERENCE NO. : 1983022 LAST UPDATED : 199612 DATA ITEMS CITED : 2 MOLECULAR FORMULA : C20-H10-O2 MOLECULAR WEIGHT : 282.30 COMPOUND DESCRIPTOR : Mutagen *** STATUS IN U.S. *** EPA GENETOX PROGRAM 1988, Negative: V79 cell culture-gene mutation EPA GENETOX PROGRAM 1988, Inconclusive: Histidine reversion-Ames test *** END OF RECORD ***