(3R,5S)-5-{[9-(4-methoxy-butyl)-9H-xanthen-9-ylmethyl]-carbamoyl}-piperidine-1,3-dicarboxylic acid 1-tert-butyl ester 、
N-isopropyl-3-methylbutan-1-amine hydrochloride 以
三乙胺 为溶剂,
生成 (3R,5S)-3-[Isopropyl-(3-methyl-butyl)-carbamoyl]-5-{[9-(4-methoxy-butyl)-9H-xanthen-9-ylmethyl]-carbamoyl}-piperidine-1-carboxylic acid tert-butyl ester