The first stereoselective synthesis of penicillenol A1 has been accomplished in nine steps from l-threonine. The 3-acyltetramic acid core of penicillenol A1 was constructed by successful O- to C-acyl rearrangement.
通过九个步骤,首次以 l-苏
氨酸为原料立体选择性地合成了青霉烯醇 A1。青霉烯醇 A1 的 3-酰基四
甲酸核心是通过 O-酰基到 C-酰基的重排成功构建的。