1448440-50-3

(S)-tert-Butyl (2-(2-Cyano-4,4-difluoropyrrolidin-1-yl)-2-oxoethyl)carbamate is an intermediate in the synthesis of (S)-N-(2-(2-Cyano-4,4-difluoropyrrolidin-1-yl)-2-oxoethyl)quinoline-4-carboxamide (UAMC1110) (S687910) which is a useful research chemical and a fibroblast activation protein inhibitor displaying low nanomolar inhibitory potency and high selectivity against related dipeptidyl peptidases.