(2S,3S,4R,5R,6R)-4,5-Bis-(tert-butyl-dimethyl-silanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-2-phenyl-tetrahydro-pyran-3-ol 在
sodium hydride 作用下,
以
四氢呋喃 为溶剂,
以100%的产率得到(2R,3S,4R,5R,6S)-3,5-Bis-(tert-butyl-dimethyl-silanyloxy)-2-(tert-butyl-dimethyl-silanyloxymethyl)-6-phenyl-tetrahydro-pyran-4-ol