2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-ethylamine 、 rac-2-{4-[(2R,3S,4R,5S)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carbonyl]-piperazin-1-yl}-acetic acid 在
N,N-二异丙基乙胺 、
Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
二氯甲烷 为溶剂,
生成 2-{4-[(2RS,3SR,4RS,5SR)-3-(3-chloro-2-fluoro-phenyl)-4-(4-chloro-2-fluoro-phenyl)-4-cyano-5-(2,2-dimethyl-propyl)-pyrrolidine-2-carbonyl]-piperazin-1-yl}-N-[2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-ethyl]-acetamide