(6aS,12aR)-6-benzyloxycarbonylamino-2-tert-butoxycarbonylamino-hexanoic acid 3-(2,3,8,10-tetrabenzyloxy-5-methyl-5,6a,7,12a-tetrahydro-isochromeno[4,3-b]chromen-5-yl)-propyl ester 在
palladium 10% on activated carbon 、
氢气 作用下,
以
四氢呋喃 为溶剂,
反应 22.0h,
以81%的产率得到(6aS,12aR)-6-amino-2-tert-butoxycarbonylamino-hexanoic acid 3-(2,3,8,10-tetrahydroxy-5-methyl-5,6a,7,12a-tetrahydro-isochromeno[4,3-b]chromen-5-yl)-propyl ester