SYNTHESIS OF (2S,5R)-5-ETHYNYL-1-{N-(4-METHYL-1-(4-CARBOXY-PYRIDIN-2-YL)PIPERIDIN-4-YL)GLYCYL}PYRROLIDINE-2-CARBONITRILE

摘要

A process for making (2S,5R)-5-ethynyl-1-{N-(4-methyl-1-(4-carboxy-pyridin-2-yl)piperidin-4-yl)glycyl}pyrrolidine-2-carbonitrile and salts thereof, and intermediates used in the process are disclosed.