发明名称 |
Method for producing amide compound |
摘要 |
The present invention relates to a high purity lactam comprising double-bond-containing impurities in 15 ppm by weight or less and a method for producing the same. The present invention is characterized in that one or more compounds selected from the group consisting of a ketone, an oxime and an amide compound are purified by hydrogenation and/or crystallization for eliminating impurities containing a double bond. |
申请公布号 |
EP2738162(A2) |
申请公布日期 |
2014.06.04 |
申请号 |
EP20140156597 |
申请日期 |
2011.03.15 |
申请人 |
UBE INDUSTRIES, LTD. |
发明人 |
KUGIMOTO, JUNICHI;KAWAI, JOJI;YAMATO, KAZUO;OKADA, MASAHIDE;SUGIMOTO, TSUNEMI;MATSUMOTO, HIROSHI |
分类号 |
C07D201/04;C07B61/00;C07D225/02 |
主分类号 |
C07D201/04 |
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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