Novel zinc-promoted alkylation of iminium salts. New synthesis of benzylisoquinoline, phthalidylisoquinoline, and protoberberine alkaloids and related compounds
Reductive Formylation of Isoquinoline Derivatives with Formamide and Synthesis of 2-Formyltetrahydroisoquinolines
作者:Atanas P. Venkov、Ilian I. Ivanov
DOI:10.1080/00397919808006842
日期:1998.4
Reductive formylation of isoquinoline derivatives as 3,4-dihydroisoquinolines 1, enamines and enamides of tetrahydroisoquinoline 2 and the reaction of 2-(2-acylphenyl)ethylamides 3 with formamide afforded the corresponding N-formyltetrahydroisoquinolines 4 and N-acyltetrahydroisoquinolines 5.