(-)-(2S)-methyl-6-[(3S)-methyl-(5R)-(3-phenylprop-2-ynyl)tetrahydrofuran-(2S)-yl]hexanoic acid 3-benzylidene-6-(tert-butyldimethylsilanyloxy)-(5R)-methyl-(1R)-propylhexyl ester 在
四丁基氟化铵 作用下,
以
四氢呋喃 为溶剂,
反应 1.0h,
以95%的产率得到(-)-(2S)-methyl-6-[(3S)-methyl-(5R)-(3-phenylprop-2-ynyl)tetrahydrofuran-(2S)-yl]hexanoic acid 3-benzylidene-6-hydroxy-(5S)-methyl-(1R)-propylhexyl ester