Production of pyrazoles |
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| 申请号 | US2515160D | 申请日 | 公开(公告)号 | US2515160A | 公开(公告)日 | 1950-07-11 | |
| 申请人 | 发明人 | ||||||
| 摘要 | |||||||
| 权利要求 | 1. THE PROCESS OF PRODUCING PYRAZOLES, WHICH COMPRISES REACTING IN AN ACID MEDIUM A DIACETAL OF A 1,3-OXOCARBONYLIC COMPOUND WITH A HYDRAZINE OF THE FORMULA: |
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| 说明书全文 | |||||||
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