| 发明名称 |
PROCESS FOR SEPARATING PIVALIC ACID FROM SPENT REACTION MIXTURES |
| 摘要 |
A process for recovering 2,2-dimethylpropanoic acid in highly pure form from a mixture of 2,2-dimethylpropanoic acid and impurities which may be obtained in the production of a beta lactam antibiotic, by degrading impurities and separating off the volatile fragments.
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| 申请公布号 |
CA2224806(A1) |
申请公布日期 |
1997.01.16 |
| 申请号 |
CA19962224806 |
申请日期 |
1996.06.27 |
| 申请人 |
BIOCHEMIE GESELLSCHAFT M.B.H. |
发明人 |
CENTELLAS, VICTOR;DIAGO, JOSE;SERRAT, JOAN;ESTEVE, ASUNCION;CABRE, JOAN |
| 分类号 |
C07D201/16;C07C51/00;C07C51/42;C07C51/44;C07C53/128;(IPC1-7):C07C53/128 |
主分类号 |
C07D201/16 |
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