Efficient allylation of 4-silyloxyquinolinium triflates and other positively charged heteroaromatic systems
作者:Uwe Beifuss、Ursula Schniske、Gerald Feder
DOI:10.1016/s0040-4020(00)01066-8
日期:2001.2
The regioselective allylation of 4-silyloxyquinolinium triflates with allyltri-n-butyltin has been performed to give 2-allyl-4-silyloxy-1,2-dihydroquinolines with excellent yields. Similiar results have been obtained with 4-silyloxy-l-benzopyrylium triflates and 4-silyloxy-1-benzothiopyrylium triflates. (C) 2001 Elsevier Science Ltd. All rights reserved.