发明名称 |
NOVEL PROCESSES FOR MAKING - AND A NEW CRYSTALLINE FORM OF-LEFLUNOMIDE |
摘要 |
New leflunomide Form III is disclosed, along with processes for preparing it. The present invention also provides an economic process for preparing leflunomide Form II and a process for preparing leflunomide Form I from leflunomide Form III. Pharmaceutical compositions and dosage forms containing the new form and methods of using them for the treatment of rheumatoid arthritis are also disclosed. |
申请公布号 |
HRP20050176(A2) |
申请公布日期 |
2005.08.31 |
申请号 |
HR2005P000176 |
申请日期 |
2005.02.23 |
申请人 |
TEVA PHARMACEUTICAL INDUSTRIES LTD. |
发明人 |
JUDITH ARONHIME;ILYA AVRUTOV;NEOMI GERSHON |
分类号 |
A61K9/08;A61K9/10;A61K9/14;A61K9/20;A61K9/48;A61K31/42;A61P19/02;A61P29/00;C07D261/18;(IPC1-7):A61K31/42;C07D261/10;C07D261/12;C07D261/14 |
主分类号 |
A61K9/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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