发明名称 |
Process for preparing epsilon-caprolactone. |
摘要 |
<p>Disclosed is a process for preparing epsilon -caprolactone comprising using a percarboxylic acid solution obtained by oxidizing organic carboxylic acid in an organic solvent in the presence of hydrogen peroxide and a boric acid catalyst, and cyclohexanone, supplying 1 to 1.5 mole of percarboxylic acid, 0.012 mole or less of hydrogen peroxide and 0.04 mole or less of the boric acid catalyst per mole of cyclohexanone in a reaction system, and reacting said cyclohexanone with said percarboxylic acid to form epsilon -caprolactone.</p> |
申请公布号 |
EP0454397(A1) |
申请公布日期 |
1991.10.30 |
申请号 |
EP19910303594 |
申请日期 |
1991.04.22 |
申请人 |
UBE INDUSTRIES, LTD. |
发明人 |
INABA, YUKIO, C/O UBE CHEMICAL FACTORY;UENO, YOHSUKE, C/O UBE CHEMICAL FACTORY;HIRAKAWA, TAKAFUMI, C/O UBE CHEMICAL FACTORY;TAKIGUCHI, SUZUO, C/O UBE CHEMICAL FACTORY |
分类号 |
C07D313/04;B01J21/02;C07B61/00;C07C409/24;C07C409/26;C07D315/00 |
主分类号 |
C07D313/04 |
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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