Acetic acid (8R,9S,10R,13S,14S,17S)-4-bromo-17-hydroxy-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl ester 、
4-氟苯硼酸 在
bis-triphenylphosphine-palladium(II) chloride
potassium carbonate 作用下,
以
1,4-二氧六环 为溶剂,
反应 1.5h,
以89%的产率得到Acetic acid (8R,9S,10R,13S,14S,17S)-4-(4-fluoro-phenyl)-17-hydroxy-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl ester