发明名称 |
Novel process for the preparation of pyrazoles |
摘要 |
A "one-pot" process is described herein for the production of pyrazole compounds of general formula (II) comprising the steps of reacting a compound of general formula (III) with an acylating agent in the presence of a base and an optional activating agent followed by the addition of a hydrazine compound in situ.
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申请公布号 |
US2002111498(A1) |
申请公布日期 |
2002.08.15 |
申请号 |
US20020107049 |
申请日期 |
2002.03.27 |
申请人 |
JAMES HARRIS LAURENCE;CHARLES LEVETT PHILIP |
发明人 |
JAMES HARRIS LAURENCE;CHARLES LEVETT PHILIP |
分类号 |
C07D231/14;C07D231/38;C07D487/04;(IPC1-7):C0743/02;C07D231/10 |
主分类号 |
C07D231/14 |
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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