| 发明名称 |
.ALPHA.-SUBSTITUTION OF UNPROTECTED .BETA.-AMINO ESTER COMPOUNDS |
| 摘要 |
Methods for stereoselective substitution in which a (mono or un)-.alpha.- substituted unprotected .beta.-amino ester compound or salt thereof is react ed with an aliphatic electrophile in the presence of a base selected from alkyl lithium compounds, lithium hybride, lithium amide, lithium dialkyl amides an d alkali hexamethyldisilylamines. |
| 申请公布号 |
CA2358560(A1) |
申请公布日期 |
2000.07.13 |
| 申请号 |
CA19992358560 |
申请日期 |
1999.12.17 |
| 申请人 |
AVENTIS PHARMACEUTICALS PRODUCTS INC. |
发明人 |
CHANDRAMOULI, SITHAMALLI V.;POWNER, TORY H.;O'BRIEN, MICHAEL K. |
| 分类号 |
C07C227/16;C07B53/00;C07B61/00;C07C227/32;C07C229/30;C07C253/00;C07C253/30;C07C255/57;C07C255/58;(IPC1-7):C07C227/16 |
主分类号 |
C07C227/16 |
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