acetic acid 2-((4aR,4bS,5S,6aS,6bS,9aR,10aS,10bS)-5-hydroxy-4a,6a-dimethyl-2-oxo-2,4b,5,6,6a,7,8,9,9a,10,10a,10b,11,12-tetradecahydro-4aH-8-aza-pentaleno[2,1-a]phenanthren-6b-yl)-2-oxo-ethyl ester hydrochloride 、 (3-(4-bromobenzyl)bicyclo[1.1.1]pent-1-yl)aminocarboxylic acid tert-butyl ester 在
palladium diacetate 、
R-(+)-1,1'-联萘-2,2'-双二苯膦 、
sodium t-butanolate 作用下,
以
甲苯 为溶剂,
生成 ethanoic acid 2-((6aR,6bS,7S,8aS,8bS,11aR,12aS,12bS)-10-(4-((3-((tert-butoxycarbonyl)amino)bicyclo[1.1.1]pent-1-yl)methyl)phenyl)-7-hydroxy-6a,8a-dimethyl-4-oxo-1,4,6a,6b,7,8,8a,9,10,11,11a,12,12a,12b-tetradecahydronaphtho[2',1':4,5]indeno[1,2-c]pyrrole-8b(2H)-yl)-2-oxoethyl ester