发明授权
- 专利标题: 2,5-Di-(.omega.-aminoalkyl-1')-pyrazines
- 专利标题(中): 2,5-二 - ({107-氨基烷基-1 {40] - 吡嗪
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申请号: US864361申请日: 1977-12-27
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公开(公告)号: US4150229A公开(公告)日: 1979-04-17
- 发明人: Srinivasachari Rajappa , Helmut Zondler
- 申请人: Srinivasachari Rajappa , Helmut Zondler
- 申请人地址: NY Ardsley
- 专利权人: Ciba-Geigy Corporation
- 当前专利权人: Ciba-Geigy Corporation
- 当前专利权人地址: NY Ardsley
- 优先权: CHX171/77 19770107
- 主分类号: C07D241/12
- IPC分类号: C07D241/12 ; C08G18/32 ; C08G69/26
摘要:
2,5-di-(.omega.-aminoalkyl-1')-pyrazines are obtained by catalytic hydrogenation of nitro compounds of the formula ##STR1## They are suitable as hardeners for epoxides or for the manufacture of polyamides.
公开/授权文献
- US5883348A Switch mounting structure 公开/授权日:1999-03-16
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