methyl 2-[(5R,5aR,8aR,9R)-5-hydroxy-9-(3,4,5-trimethoxyphenyl)-5,5a,6,8,8a,9-hexahydro-[2]benzofuro[5,6-f][1,3]benzodioxol-8-yl]acetate 在
lithium aluminium tetrahydride 作用下,
以
四氢呋喃 为溶剂,
反应 1.0h,
以80%的产率得到(5R,5aR,8aR,9R)-8-(2-hydroxyethyl)-9-(3,4,5-trimethoxyphenyl)-5,5a,6,8,8a,9-hexahydro-[2]benzofuro[5,6-f][1,3]benzodioxol-5-ol