2-Diazo-1-phenylethanone 2-Diazoacetophenone 3282-32-4 4-07-00-02133 (Beilstein Handbook Reference) ACETOPHENONE, 2-DIAZO- BRN 1636122 Diazoacetophenone Diazomethyl phenyl ketone Ethanone, 2-diazo-1-phenyl- (9CI) NSC 25280 Phenyl diazomethyl ketone