多羟基甾醇25( R)-异螺甾环-5-烯-2 β,3 α,19-三醇的合成

JIN Zhi-Min ^a,ZhANG Jing-Xia* ^,b,LUO Mei-Feng ^b,LENG Tian-Dong ^c
HUANG Yi-Jun ^c,YAN Guang-Mei ^c,WANG Hong-Ying ^a

Chin. J. Org. Chem. . 2007, (9): 1142 -1146 .