ve group on the galactosyl donor was essential for the α-galactosylation of secondary alcohol acceptors. The present method was successfully applied to the synthesis of di- and tetrasaccharide subunits of cell wall polysaccharides of Talaromyces flavus.
已经建立了使用2'-羧基苄基糖苷作为半
乳糖基供体的立体选择性α-半
呋喃糖基化。半
乳糖基供体上的四苄基保护基对于仲醇受体的α-半
乳糖基化至关重要。本方法已成功地应用于合成了Talaromyces flavus细胞壁
多糖的二糖和四糖亚基。