A synthesis of 5-hetaryl-3-(2-hydroxybenzoyl)pyrroles

Authors :: Plaskon, Andrey S.
Ryabukhin, Sergey V.
Volochnyuk, Dmitriy M.
Shivanyuk, Alexander N.
Tolmachev, Andrey A.
Source :: Tetrahedron. Jun2008, Vol. 64 Issue 25, p5933-5943. 11p.
Publication Year :: 2008
Abstract: Abstract: 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. [Copyright &y& Elsevier]