[3aR,4R(1E),5R,6aS]-5-benzoyloxy-4-[3-oxo-4-(3-(trifluoromethyl)phenoxy)-1-buten-1-yl]-hexahydro-2H-cyclopenta[b]furan-2-one 在
(+)-β-chlorodiisopinocampheylborane 作用下,
以
四氢呋喃 为溶剂,
以35%的产率得到[3aR,4R(1E,3S),5R,6aS]-5-benzoyloxy-4-[3-hydroxy-4-(3-(trifluoromethyl)phenoxy)-1-buten-1-yl]-hexahydro-2H-cyclopenta[b]furan-2-one