发明名称 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.
申请公布号 US6699991(B2) 申请公布日期 2004.03.02
申请号 US20030346375 申请日期 2003.01.17
申请人 PFIZER INC. 发明人 JAMES HARRIS LAURENCE;CHARLES LEVETT PHILIP
分类号 C07D231/14;C07D231/38;C07D487/04;(IPC1-7):C07D401/14;C07D231/10 主分类号 C07D231/14
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