Synthesis of 5-chloropyrrole carboxaldehydes from 5-oxopyrrolidine carboxamides
摘要:
N-alkyl-5-chloropyrrole-2(or 3)-carboxaldehydes are obtained by treatment of N-alkyl-5-oxopyrrolidine-2 (or 3)-carboxamides by phosphorus oxychloride and basic hydrolysis. (C) 1997 Elsevier Science Ltd.