4-[5-(6-chloropyridin-3-yl)-[1,2,4]oxadiazol-3-ylmethoxy]piperidine-1-carboxylic acid isopropyl ester 、 [(trans)-4-(2-fluorophenyl)pyrrolidin-3-yl]carbamic acid 9H-fluoren-9-ylmethyl ester hydrochloride 在
N,N-二异丙基乙胺 作用下,
以
叔丁醇 为溶剂,
生成 4-(5-{6-[(3R,4S)-3-amino-4-(2-fluorophenyl)pyrrolidin-1-yl]pyridine-3-yl}-[1,2,4]oxadiazol-3-ylmethoxy)piperidine-1-carboxylic acid isopropyl ester