发明名称 |
Method for producing beta-ketoenol esters |
摘要 |
The invention relates to a method for producing beta-ketoenol esters of the general formula (Ia) or (Ib), wherein Ar, R<SUP>a </SUP>and R<SUP>b </SUP>are defined as in claim 1 . The inventive method is characterized by reacting an arylhalogenide of the general formula (II) with a 1,3-diketone of the general formula (III) or the tautomers thereof in a carbon monoxide atmosphere in the presence of an alkali and a catalyst that contains at least one transition metal of group VIII of the periodic system
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申请公布号 |
US6903221(B2) |
申请公布日期 |
2005.06.07 |
申请号 |
US20030362056 |
申请日期 |
2003.02.20 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
KUDIS STEFFEN;MISSLITZ ULF;BAUMANN ERNST;VON DEYN WOLFGANG;LANGEMANN KLAUS |
分类号 |
C07B61/00;C07C45/54;C07C67/36;C07C69/78;C07C69/83;C07D261/04;C07D275/06;(IPC1-7):C07D261/04 |
主分类号 |
C07B61/00 |
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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