1,1'-(Oxydi-4,1-phenylene)bisethanone 2-08-00-00085 (Beilstein Handbook Reference) 2615-11-4 4,4'-Diacetyldiphenyl ether 4,4'-Diacetyldiphenyl oxide 4,4'-Oxybis(acetetophenone) 4,4'-Oxydiacetophenone ACETOPHENONE, 4',4'''-OXYDI- BRN 1117740 Bis(4-acetylphenyl)ether Bis(p-acetylphenyl)ether Ethanone, 1,1'-(oxydi-4,1-phenylene)bis- (9CI) NSC 214 p,p'-Diacetyldiphenyl ether