发明名称 |
Process for producing 4-phenyl-4-oxo-2-butenoic ester derivative |
摘要 |
A 4-phenyl-4-oxo-2-butenoate derivative is stably supplied in a short period of time, at low cost, in high purity and on an industrial scale by a process for producing the 4-phenyl-4-oxo-2-butenoate derivative, which comprises simultaneously or continuously reacting a sulfuric ester, an aromatic hydrocarbon and a maleic anhydride derivative.
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申请公布号 |
US7161022(B2) |
申请公布日期 |
2007.01.09 |
申请号 |
US20040513332 |
申请日期 |
2004.11.12 |
申请人 |
MEIJI SEIKA KAISHA, LTD. |
发明人 |
ITOH ISAMU;SHINTOU TAICHI |
分类号 |
C07C69/76;C07C45/00;C07C49/84;C07C51/353;C07C67/00;C07C67/10;C07C67/11;C07C69/95;C07C205/56;C07C225/22;C07C233/33;C07C235/34;C07C235/38;C07C255/56;C07C303/40;C07C311/29;C07C315/04;C07C317/46;C07C319/20;C07C323/62;C07D213/55;C07D317/60;C07D333/38 |
主分类号 |
C07C69/76 |
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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