叔丁基二苯基氯硅烷 、
(2R,3R,4S,5R,6R)-2-Hydroxymethyl-6-[(1R,2R)-2-((2S,3S,4R,5R,6S)-3,4,5-tris-benzyloxy-6-methyl-tetrahydro-pyran-2-yloxy)-cyclohexyloxy]-tetrahydro-pyran-3,4,5-triol 在
咪唑 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 16.0h,
以87%的产率得到(2R,3R,4S,5R,6R)-2-(tert-Butyl-diphenyl-silanyloxymethyl)-6-[(1R,2R)-2-((2S,3S,4R,5R,6S)-3,4,5-tris-benzyloxy-6-methyl-tetrahydro-pyran-2-yloxy)-cyclohexyloxy]-tetrahydro-pyran-3,4,5-triol