1,4-二溴苯-d4 、
炔诺酮醋酸酯 在
bis-triphenylphosphine-palladium(II) chloride 、
copper(l) iodide 、
N,N-二异丙基乙胺 作用下,
以
四氢呋喃 为溶剂,
反应 10.0h,
以43%的产率得到[(8R,9S,10R,13S,14S,17S)-17-[2-[4-[2-[(8R,9S,10R,13S,14S,17S)-17-acetyloxy-13-methyl-3-oxo-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl]ethynyl]-2,3,5,6-tetradeuteriophenyl]ethynyl]-13-methyl-3-oxo-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-17-yl] acetate