| 发明名称 |
Production of cholecalciferol derivatives and novel intermediates used therefor. |
| 摘要 |
<p>A novel process for the stereospecific preparation of a 24(R),25- and 24(S),25-dihydroxycholecalciferol. Also provided are novel intermediates used in the above process, being 22-p-toluenesufonyl derivatives of 23,24,25,26,27-pentanorcholecalciferol and of 24(R)- and 24(S),25-dihydroxycholecalciferol. </p> |
| 申请公布号 |
EP0230600(A1) |
申请公布日期 |
1987.08.05 |
| 申请号 |
EP19860117422 |
申请日期 |
1986.12.15 |
| 申请人 |
TEVA PHARMACEUTICAL INDUSTRIES LIMITED |
发明人 |
STERLING, JEFFREY;WEINER, BEN-ZION;BARASCH, DINORA;HIRSCH, DANIELLE;SLOVIN, ELIOT |
| 分类号 |
C07C67/00;B01J31/02;C07B61/00;C07C401/00;(IPC1-7):C07C172/00 |
主分类号 |
C07C67/00 |
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