(3R,4R)-1-tert-butyl-4-carboxy-3-(2,4-difluoro-phenyl)pyrrolidinium chloride                                                                                                                                                              在
                                                                                                                                                                                 
N-羟基-7-氮杂苯并三氮唑   、                                                                                                  
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                                                 N-{1S}-1-[2-(4-{[(3R,4R)-1-tert-butyl-3-(2,4-difluorophenyl)piperidine-4-yl]carbonyl}piperazine-1-yl)-4-chloro-5-methylphenyl]ethyl-N-isopropylacetamide