(1S,5R,6R,7R)-6-<3-oxo-5-(2-iodophenyl)-1-(E)-pentenyl>-7-(4-phenylbenzoyloxy)-2-oxabicyclo<3.3.0>octane-3-one 在
L-Selectride 作用下,
以
四氢呋喃 、
正己烷 为溶剂,
反应 1.5h,
以50%的产率得到(1S,5R,6R,7R)-6-<(3S)-3-hydroxy-5-(2-iodophenyl)-1-(E)-pentenyl>-7-(4-phenylbenzoyloxy)-2-oxabicyclo<3.3.0>octane-3-one