starting materials and harsh heating conditions in basic media. The present report provides a conceptually new synthetic strategy for the synthesis of tetramic acid derivatives from easily available propargylic amines and carbon dioxide with a silver salt and DBU under mild reaction conditions.
已经研究了
四酸衍
生物作为医药或农药的
生物活性杂环结构。传统的制备方法通常需要在基础介质中高度官能化的起始原料和苛刻的加热条件。本报告提供了一种概念上新颖的合成策略,用于在温和的反应条件下,由易于获得的
炔丙基胺和
二氧化碳与
银盐和
DBU合成四甲基衍
生物。