1330286-47-9

Prusogliptin Impurity 21 BOC-TRANS-4-FLUORO-L-PROLINONITRILE N-Boc-trans-4-fluoro-L-prolinonitrile N-T-BOC-TRANS-4-FLUORO-L-PROLINONITRILE (2S,4R)-tert-Butyl 2-cyano-4-fluoropyrrolidine-1-carboxylate tert-butyl (2S,4R)-2-cyano-4-fluoropyrrolidine-1-carboxylate (2S,4R)-2-cyano-4-fluoropyrrolidine-1- tert-butyl carboxylate 2-Methyl-2-propanyl (2S,4R)-2-cyano-4-fluoro-1-pyrrolidinecarboxy late 1-Pyrrolidinecarboxylic acid, 2-cyano-4-fluoro-, 1,1-dimethylethyl ester, (2S,4R)-