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The reaction of benzylidene anilines with compounds having an activated CH,- or CH,-group in the presence of aliphatic or cyclic anhydrides (acetic anhydride, propionic anhydride or succinic anhydride) gives olefines in good yield.

zeitschrift für naturforschung b

Zur Reaktivität von C =N-Doppelbindungssystemen, III Eine einfache Olefinierungs-Reaktion / The Reactivity of the C=N-Double Bond System, III A Simple Olefination Reaction