4-[(2S,3S,6S)-3-(tert-Butyl-dimethyl-silanyloxy)-6-methyl-tetrahydro-pyran-2-yloxy]-butan-1-ol 在
4 A molecular sieve 、 magnesium bromide 作用下,
反应 3.75h,
生成 (R)-4-[(2S,3S,6S)-3-(tert-Butyl-dimethyl-silanyloxy)-6-methyl-tetrahydro-pyran-2-yloxy]-1-phenyl-butan-1-ol