194163-91-2

BOC-L-TRANSPRO(4-CN)-OME Velpatasvir Intermediate-I SR-Isomer BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER (4R)-1-Boc-4-cyano-L-proline methyl ester N-Boc-trans-4-cyano-L-proline methyl ester trans-N-Boc-4-cyano-L-prolinemethylester,97% trans-N-Boc-4-cyano-L-proline Methyl ester, 97% N-BOC-TRANS-4-CYANO-L-PROLINE METHYL ESTER USP/EP/BP Methyl (2S,4R)-1-Boc-4-cyanopyrrolidine-2-carboxylate 1-tert-Butyl 2-methyl (2S,4R)-4-cyanopyrrolidine-1,2-dicarboxylate (2S,4R)-1-tert-butyl 2-Methyl 4-cyanopyrrolidine-1,2-dicarboxylate (2S,4R)-4-Cyano-1,2-pyrrolidinedicarboxylic acid 1-(tert-butyl) 2-methyl ester 1,2-Pyrrolidinedicarboxylic acid, 4-cyano-, 1-(1,1-dimethylethyl) 2-methyl ester, (2S,4R)- trans-4-Cyano-L-proline methyl ester, N-BOC protected, (2S,4R)-1-(tert-Butoxycarbonyl)-4-cyano-2-(methoxycarbonyl)pyrrolidine