Efficient synthesis of 3-carboxylate pyrroles using microwave irradiation
摘要:
3-Carboxylate pyrroles are prepared by microwave irradiation of 1,3-oxazolium-5-oxides and various alpha-acetoxy-acrylic esters in a single synthetic step, in excellent yields and with high regioselectivity. (C) 2004 Elsevier Ltd. All rights reserved.