1,1'-(1,2-Ethanediyldi-4,1-phenylene)bisethanone 3-07-00-03898 (Beilstein Handbook Reference) 4,4'-Diacetyldiphenylethane 793-06-6 ACETOPHENONE, 4',4'''-ETHYLENEDI- BRN 2215492 Ethanone, 1,1'-(1,2-ethanediyldi-4,1-phenylene)bis- (9CI) NSC 37517