6β-[2-(tetrahydro-2H-pyran-2-yl)oxy-4-(3-trifluoromethylphenyl)butoxy]-7α-hydroxy-cis-2-oxabicyclo-[3.3.0]octan-3-one 在
二异丁基氢化铝 作用下,
以
甲苯 为溶剂,
反应 1.0h,
以0.75 g的产率得到(3aS,4R,5R,6aS)-5-((tetrahydro-2H-pyran-2-yl)oxy)-4-(2-((tetrahydro-2H-pyran-2-yl)oxy)-4-(3-(trifluoromethyl)phenyl)butoxy)hexahydro-2H-cyclopenta[b]furan-2-ol