Annulation of imidazolines with bis-electrophiles: Synthesis of imidazo[1,2-a]pyridines
摘要:
1-Benzyl-2-(ethoxycarbonylmethylene)-2,3,4,5-tetrahydroimidazole undergoes annulation with a variety of 1,3-bis-electrophiles (alpha,beta-unsaturated acid derivatives, beta-ketoesters, se-unsaturated aldehydes) to form imidazo[1,2-a]pyridines. (C) 1998 Elsevier Science Ltd. All rights reserved.
Annulation of imidazolines with bis-electrophiles: Synthesis of imidazo[1,2-a]pyridines
摘要:
1-Benzyl-2-(ethoxycarbonylmethylene)-2,3,4,5-tetrahydroimidazole undergoes annulation with a variety of 1,3-bis-electrophiles (alpha,beta-unsaturated acid derivatives, beta-ketoesters, se-unsaturated aldehydes) to form imidazo[1,2-a]pyridines. (C) 1998 Elsevier Science Ltd. All rights reserved.