Synonyms: Pummerer's ketone;8,9b-Dimethyl-4a,9b-dihydrodibenzo[b,d]furan-3(4H)-one;546-24-7;AA-516/30011016;NSC169999;AC1Q6CQS;AC1L40MC;MolPort-002-798-528;AR-1H4172;AKOS000280155;NSC 169999;NSC-169999;8,9b-dimethyl-4,4a-dihydrodibenzofuran-3-one;3(4H)-Dibenzofuranone,9b-dihydro-8,9b-dimethyl-;3(4H)-Dibenzofuranone, 4a,9b-dihydro-8,9b-dimethyl-;3(4H)-Dibenzofuranone, 4a,9b-dihydro-8,9b-dimethyl- (8CI)(9CI)