((3R,4S,5S,6R,8R)-8-Benzyloxy-9-methoxy-3,5-dimethyl-2-oxo-6-triethylsilanyloxy-4-trimethylsilanyloxy-nonyl)-phosphonic acid dimethyl ester 在
barium dihydroxide 、
4-甲基苯磺酸吡啶 作用下,
以
四氢呋喃 为溶剂,
生成 [(E,4S,5S)-4-[tert-butyl(dimethyl)silyl]oxy-8-[(2S,3R,4S,5R,6R)-4-hydroxy-2-methoxy-6-[(2R)-3-methoxy-2-phenylmethoxypropyl]-3,5-dimethyloxan-2-yl]-5-methoxyoct-7-enyl] acetate