4-[3-(3,4-Difluorophenoxy)azetidin-1-yl]-1,2,5-thiadiazole-3-carboxylic acid 、
1-(3-Amino-4-fluoropyrrolidin-1-yl)ethan-1-one hydrochloride 在
CIP 、
N,N-二异丙基乙胺 作用下,
以
乙腈 为溶剂,
生成 N-(1-acetyl-4-fluoropyrrolidin-3-yl)-4-[3-(3,4-difluorophenoxy)azetidin-1-yl]-1,2,5-thiadiazole-3-carboxamide