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Synthesis and Reactivity of a Novel Class of Long-Lived Ammonium Ylides: Derivatives of Benzo[b]pyrrolo[2,1-f][1.6]naphthyridine
Version 2 2016-06-03, 23:01
Version 1 2016-02-27, 11:23
dataset
posted on 2008-06-20, 00:00 authored by Leonid G. Voskressensky, Ilya V. Vorobiev, Tatyana N. Borisova, Alexey V. VarlamovReaction of 10-cyanotetrahydrobenzo[b][1,6]naphthyridines (1−6) with activated alkynes affords stable benzo[b]pyrrolo[2,1-f][1,6]naphthyridine-4-ium ylides (7−14) in moderate yields. A proposed mechanism for their formation consists of a new tandem multistage process.