5,10-Dibromo-1-azapentacyclo[10.7.1.02,7.08,20.013,18]icosa-2(7),3,5,8,10,12(20),13,15,17-nonaen-19-one 、 2-[4-[(5S,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl]phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 在
potassium phosphate monohydrate 、
氯(2-二环己基膦基-2',4′,6′-三异丙基-1,1′-联苯基)[2-(2-氨基乙基)苯基)]钯(II) 作用下,
以
四氢呋喃 、
水 为溶剂,
反应 24.0h,
以18%的产率得到5,10-bis[4-[(5R,8S,9R,10R,13S,14R,17S)-10,13-dimethyl-17-[(2S)-6-methylheptan-2-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl]phenyl]-1-azapentacyclo[10.7.1.02,7.08,20.013,18]icosa-2(7),3,5,8,10,12(20),13,15,17-nonaen-19-one