| 发明名称 |
PREPARATION OF ESCITALOPRAM |
| 摘要 |
The present invention relates to a process for preparing enantiomerically enriched citalopram via methylating enantiomerically enriched didesmethylcitalopram, which is prepared by directly resolving racemic didesmethylcitalopram using a chiral acid.
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| 申请公布号 |
US2009018351(A1) |
申请公布日期 |
2009.01.15 |
| 申请号 |
US20040595794 |
申请日期 |
2004.11.12 |
| 申请人 |
DR. REDDY'S LABORATORIES, INC.;DR. REDDY'S LABORATORIES LTD. |
发明人 |
SUNDARAM VENKATARAMAN;MATHAD VIJAYAVITHAI THIPPANNACHAR;VENKAVALA PRAVINACHANDRA JAYANTHILAL;ELATI CHANDRASHEKAR RAVIRAMA;KOLLA NAVEENKUMAR;GOVINDAN SHANMUGAM;CHALAMALA SUBRAHMANYESHWARA RAO;GANGULA SRINIVAS |
| 分类号 |
C07D307/78;C07D307/87 |
主分类号 |
C07D307/78 |
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