d-erythro-sphingosine and phytosphingosine were prepared from simple achiral aldehydes, trimethylsilylpropynal and acrolein, by using chiral tin(II) Lewis acid-catalyzed asymmetric aldol reactions as key steps.
D-赤-sphingosine和
植物鞘氨醇,从非手性简单醛,trimethylsilylpropynal和
丙烯醛制备,通过使用手性
锡(Ⅱ)
路易斯酸催化的不对称醛醇缩合的反应作为关键步骤。