| 发明名称 |
PROCESS FOR PRODUCING PIPERAZINES |
| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a process capable of obtaining piperazines by a mild process. <P>SOLUTION: Diethylenetriamines represented by formula (1) (wherein R is hydrogen or a 1-4C alkyl group) are cyclized in the presence of a platinum group element-carrying zeolite catalyst to obtain piperazines. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
| 申请公布号 |
JP2011168537(A) |
申请公布日期 |
2011.09.01 |
| 申请号 |
JP20100033993 |
申请日期 |
2010.02.18 |
| 申请人 |
TOSOH CORP;SAGAMI CHEMICAL RESEARCH INSTITUTE |
发明人 |
YAMAKAWA SATORU;TADAOKA HIROSHI;WATABE YOSHIMASA |
| 分类号 |
C07D295/02;C07B61/00 |
主分类号 |
C07D295/02 |
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