1-[(4S,6R,8S)-8-(tert-Butyl-dimethyl-silanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-5-oxa-spiro[2.5]oct-4-yl]-3-methoxy-propan-2-one 在
lithium tri-t-butoxyaluminum hydride 作用下,
以
乙醚 为溶剂,
以87%的产率得到(R)-1-[(4S,6R,8S)-8-(tert-Butyl-dimethyl-silanyloxy)-6-(tert-butyl-dimethyl-silanyloxymethyl)-5-oxa-spiro[2.5]oct-4-yl]-3-methoxy-propan-2-ol