、
(1R,2R,4R)-2-(2,4-difluorophenyl)-4-[methyl(oxan-4-yl)amino]cyclopentane-1-carboxylic acid 在
N-甲基吗啉 、
N-羟基-7-氮杂苯并三氮唑 、 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 [(1S)-5-chloro-6-methyl-1-[2-(5-methyl-1,3,4-oxadiazol-2-yl)propan-2-yl]spiro[1,2-dihydroindene-3,4'-piperidine]-1'-yl]-[(1R,2R,4R)-2-(2,4-difluorophenyl)-4-[methyl(oxan-4-yl)amino]cyclopentyl]methanone