发明名称 |
PROCESS FOR THE PREPARATION OF ARYLMALONATES |
摘要 |
A process for the preparation of dialkyl arylmalonates of formula (I), comprises treating an arylmethylhalide of formula (II) with magnesium in an inert solvent, and a dialkyl carbonate or an alkyl chloroformate. A and R are as defined; L is hydrogen or halogen. The process is useful in the preparation of intermediate agro or pharmaceutical chemicals, or liquid crystals. |
申请公布号 |
EP0984919(A4) |
申请公布日期 |
2000.07.12 |
申请号 |
EP19980911685 |
申请日期 |
1998.03.16 |
申请人 |
AMERICAN CYANAMID COMPANY |
发明人 |
KRUMMEL, GUENTER;KNELL, MARCUS |
分类号 |
C07C67/00 |
主分类号 |
C07C67/00 |
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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