7-O-<4-O-<4-O-(2,3,6-trideoxy-α-L-glycero-hexopyranosid-4-ulosyl)-2,6-dideoxy-3-O-(trimethylsilyl)-α-L-lyxo-hexopyranosyl>-2,6-dideoxy-2-iodo-3-O-(trimethylsilyl)-α-L-talopyranosyl>-ε-pyrromycinone 在
溶剂黄146 作用下,
以
四氢呋喃 、
甲醇 为溶剂,
反应 1.0h,
以97%的产率得到7-O-<4-O-<4-O-(2,3,6-trideoxy-α-L-glycero-hexopyranosid-4-ulosyl)-2,6-dideoxy-α-L-lyxo-hexopyranosyl>-2,6-dideoxy-2-iodo-3-O-(trimethylsilyl)-α-L-talopyranosyl>-ε-pyrromycinone