N-羟乙基哌嗪 、
4,6β-Dibromocholest-4-en-3-one 以
neat (no solvent) 为溶剂,
反应 18.0h,
以96.1%的产率得到(2R,6R,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-Dimethyl-hexyl)-2,6-bis-[4-(2-hydroxy-ethyl)-piperazin-1-yl]-10,13-dimethyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-cyclopenta[a]phenanthren-3-one