中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | N-phenylsulfonyl-trans-4-hydroxy-L-proline | 16257-76-4 | C11H13NO5S | 271.294 |
—— | (1S,4S)-5-(phenylsulfonyl)-2-oxa-5-azabicyclo[2.2.1]heptan-3-one | 1349197-85-8 | C11H11NO4S | 253.279 |
中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | N-phenylsulfonyl-trans-4-hydroxy-L-proline | 16257-76-4 | C11H13NO5S | 271.294 |
—— | methyl (2S,4S)-4-hydroxy-1-(phenylsulfonyl)pyrrolidine-2-carboxylate | 16257-79-7 | C12H15NO5S | 285.321 |
—— | methyl (2S,4R)-4-hydroxy-1-benzenesulfonylpyrrolidine-2-carboxylate | 20309-97-1 | C12H15NO5S | 285.321 |
—— | (1S,4S)-5-(phenylsulfonyl)-2-oxa-5-azabicyclo[2.2.1]heptan-3-one | 1349197-85-8 | C11H11NO4S | 253.279 |
A high yielding practical three-step procedure, which relies on an extractive work-up procedure, has been developed to convert N-phenylsulfonyl-trans-4-hydroxy-l-proline to N-phenylsulfonyl-cis-4-hydroxy-l-proline methyl ester in 82 % yield over three steps.