作者:Tomomi Kawasaki、Yoshinori Nonaka、Hiroaki Ohtsuka、Hiroshi Sato、Masanori Sakamoto
DOI:10.1039/p19900001101
日期:——
The Wittig reaction of 1-acetyl-2-methoxy-(1) and 1 -acetyl-2-hydroxyindol-3(2H)-one (2) with stabilized and semistabilized ylides gave predominantly 3-alkylidenedihydroindoles (4), (7), and (13) with (Z)-stereochemistry. When the Wittig reaction was carried out under more drastic conditions, the Wittig products (4) and (7) isomerized to afford 3-alkylindoles (5) and the indol-2-one (8), respectively
1-乙酰基-2-甲氧基-(1)和1-乙酰基-2-羟基吲哚-3(2 H)-one(2)与稳定和半稳定化的伊利德基的Wittig反应主要产生3-亚烷基二氢吲哚(4),(7)和(13)具有(Z)-立体化学。当在更剧烈的条件下进行维蒂希反应时,维蒂希产物(4)和(7)被异构化,分别得到3-烷基吲哚(5)和吲哚-2-酮(8)。还描述了这些异构化。