3,4-dimethoxy-5-propylbenzoic acid 、
2R-benzyloxycarbamoylpyrrolidine hydrochloride salt 在
N-[(dimethylamino)(3H-[1,2,3]triazolo[4,5-b]pyridin-3-yloxy)methylidene]-N-methylmethanaminium hexafluorophosphate 、
N,N-二异丙基乙胺 作用下,
以
DMF (N,N-dimethyl-formamide) 为溶剂,
反应 12.0h,
以36%的产率得到1-(3,4-dimethoxy-5-propylbenzoyl)pyrrolidine-2R-carboxylic acid benzyloxyamide