Synthesis and Reactivity of a Novel Class of Long-Lived Ammonium Ylides: Derivatives of Benzo[<i>b</i>]pyrrolo[2,1-<i>f</i>][1.6]naphthyridine
作者:Leonid G. Voskressensky、Ilya V. Vorobiev、Tatyana N. Borisova、Alexey V. Varlamov
DOI:10.1021/jo8003698
日期:2008.6.1
Reaction 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.
10-氰基四氢苯并[ b ] [1,6]萘啶(1-6)与活化炔烃的反应可得到稳定的苯并[ b ]吡咯并[2,1- f ] [1,6]萘吡啶-4-鎓叶立德(7- 14)中度产量。提出的形成它们的机制包括一个新的串联多级过程。