methyl 2-acetamido-2-deoxy-3-S-(5',5'-dimethyl-2'-thiono-1',3',2'-dioxaphosphorinan-2'-yl)-3-thio-α-D-altropyranoside 在
吡啶 作用下,
反应 0.02h,
以94%的产率得到methyl 2-acetamido-2-deoxy-4-O-(5',5'-dimethyl-2'-thiono-1',3',2'-dioxaphosphorinan-2'-yl)-3-thiolo-α-D-altropyranoside