(1R,2S,3S,4R,5S)-2-(hydroxymethyl)-4-methyl-2,5-bis(phenylmethoxy)-3,4-bis(phenylmethoxymethyl)cyclohexan-1-ol 在
sodium hydride 作用下,
以
乙醚 为溶剂,
以100%的产率得到(1S,2S,3R,4S,6R)-3-methyl-1,4-bis(phenylmethoxy)-2,3-bis(phenylmethoxymethyl)-7-oxabicyclo[4.2.0]octane