Pyrrolidines

(2S,4S)-4-(benzyloxycarbonylamino)-1-tert-butoxycarbonyl-pyrrolidine-2-carboxylic acid

(2R,4S)-4-(benzyloxycarbonylamino)-1-tert-butoxycarbonyl-pyrrolidine-2-carboxylic acid

(2R,4R)-1-benzyloxycarbonyl-4-(tert-butoxycarbonylamino)pyrrolidine-2-carboxylic acid

(2R,4R)-4-(benzyloxycarbonylamino)-1-tert-butoxycarbonyl-pyrrolidine-2-carboxylic acid

tert-butyl (2S)-2-[3-(3,3-dimethylbutanesulfonyl)propyl]pyrrolidine-1-carboxylate

O1-tert-butyl O2-methyl (2R,4R)-4-[tert-butyl(dimethyl)silyl]oxypyrrolidine-1,2-dicarboxylate

(2S,4R)-1-tert-butoxycarbonyl-4-[tert-butyl(dimethyl)silyl]oxy-2-methyl-pyrrolidine-2-carboxylic acid

tert-butyl (2S)-2-[2-(3,3,3-trifluoropropanesulfonyl)ethyl]pyrrolidine-1-carboxylate

tert-butyl (2R)-2-[2-(3,3,3-trifluoropropanesulfonyl)ethyl]pyrrolidine-1-carboxylate

methyl (2S,4R)-1-[(2S)-2-(tert-butoxycarbonylamino)-3,3-dimethyl-butanoyl]-4-hydroxy-pyrrolidine-2-carboxylate

O1-benzyl O2-tert-butyl (2S,4S)-4-aminopyrrolidine-1,2-dicarboxylate;hydrochloride

(2S,4R)-4-(benzyloxy)-1-[(benzyloxy)carbonyl]pyrrolidine-2-carboxylic acid

(2R,4R)-1-(9H-fluoren-9-ylmethoxycarbonyl)-4-fluoro-pyrrolidine-2-carboxylic acid

(2S)-1-{[(9H-fluoren-9-yl)methoxy]carbonyl}-4-hydroxypyrrolidine-2-carboxylic acid

(2R,3S)-1-(9H-fluoren-9-ylmethoxycarbonyl)-3-hydroxy-pyrrolidine-2-carboxylic acid

tert-butyl (4R)-4-(2-iodoethyl)-2,2-dimethyl-pyrrolidine-1-carboxylate