A synthesis of 5-hetaryl-3-(2-hydroxybenzoyl)pyrroles
摘要:
A facile and versatile procedure for the synthesis of 5-hetaryl-3-(2-hydroxybenzoyl)-1H-pyrroles and 4-(2-hydroxybenzoyl)-1H-pyrrole-2-carboxylic acid derivatives was established on the basis of TMSCl promoted recyclization of 3-formylchromone with various hetarylmethylamines and glycine derivatives. (C) 2008 Elsevier Ltd. All rights reserved.