(2R,4R)-4-Hydroxy-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester114676-69-6100 % similar (2S,4R)-4-Hydroxypyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-methyl ester74844-91-0100 % similar 1-tert-Butyl 2-methyl (2S,4R)-4-aminopyrrolidine-1,2-dicarboxylate121148-00-369 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S,4S)-4-fluoro-1,2-pyrrolidinedicarboxylate203866-16-469 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S,4R)-4-fluoro-1,2-pyrrolidinedicarboxylate203866-18-669 % similar 1-(1,1-Dimethylethyl) (2S,4R)-4-hydroxy-1,2-pyrrolidinedicarboxylate13726-69-768 % similar 1-tert-Butyl 2-methyl (2S,4R)-4-aminopyrrolidine-1,2-dicarboxylate hydrochloride334999-32-565 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S,4S)-4-cyano-1,2-pyrrolidinedicarboxylate487048-28-265 % similar 1-tert-Butyl 2-methyl (2S)-4-oxopyrrolidine-1,2-dicarboxylate102195-80-259 % similar 1,1-Dimethylethyl (2S,4R)-4-hydroxy-2-(hydroxymethyl)-1-pyrrolidinecarboxylate61478-26-059 % similar 2-Methyl 1-(phenylmethyl) (2S,4R)-4-hydroxy-1,2-pyrrolidinedicarboxylate64187-48-058 % similar 1-(1,1-Dimethylethyl) 2-methyl 1,2-piperazinedicarboxylate129799-15-155 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S)-4,4-difluoro-1,2-pyrrolidinedicarboxylate203866-17-555 % similar N-Boc-3,4-dehydro-L-proline methyl ester74844-93-254 % similar 1-tert-Butyl 3-methyl azetidine-1,3-dicarboxylate610791-05-453 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S,4R)-4-[[(4-methylphenyl)sulfonyl]oxy]-1,2-pyrrolidinedicarboxylate88043-21-452 % similar 3-tert-Butyl 4-methyl (4S)-2,2-dimethyl-1,3-oxazolidine-3,4-dicarboxylate108149-60-651 % similar 1-(1,1-Dimethylethyl) 2-methyl (2S)-5-oxo-1,2-pyrrolidinedicarboxylate108963-96-851 % similar (R)-Methyl-3-(tert-butoxycarbonyl)-2,2-dimethyl-4-oxazolidinecarboxylate95715-86-951 % similar 1-tert-Butyl 3-methyl pyrrolidine-1,3-dicarboxylate122684-33-749 % similar