methyl 4-O-(2,3,6-trideoxy-β-D-erythro-hexopyranosyl)-2,3,6-trideoxy-α-D-erythro-hexopyranoside 、 O-(4-O-benzylsulfonyl-2,3,6-trideoxy-D-erythro-hexopyranosyl) trichloroacetimidate 在
三乙基硅烷 、
碘 作用下,
以
甲苯 为溶剂,
反应 1.0h,
生成 methyl 4-O-(4-O-(4-O-benzylsulfonyl-2,3,6-trideoxy-β-D-erythro-hexopyranosyl)-2,3,6-trideoxy-β-D-erythro-hexopyranosyl)-2,3,6-trideoxy-α-D-erythro-hexopyranoside 、 methyl 4-O-(4-O-(4-O-benzylsulfonyl-2,3,6-trideoxy-α-D-erythro-hexopyranosyl)-2,3,6-trideoxy-β-D-erythro-hexopyranosyl)-2,3,6-trideoxy-α-D-erythro-hexopyranoside