发明授权
US4204056A Process and intermediates for preparing fiber-reactive phthalocyanine
dyes
失效
制备纤维反应性酞菁染料的方法和中间体
- 专利标题: Process and intermediates for preparing fiber-reactive phthalocyanine dyes
- 专利标题(中): 制备纤维反应性酞菁染料的方法和中间体
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申请号: US944641申请日: 1978-09-21
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公开(公告)号: US4204056A公开(公告)日: 1980-05-20
- 发明人: Rolf Muller , Joachim Ribka
- 申请人: Rolf Muller , Joachim Ribka
- 申请人地址: DEX Frankfurt am Main Fechenheim
- 专利权人: Cassella Aktiengesellschaft
- 当前专利权人: Cassella Aktiengesellschaft
- 当前专利权人地址: DEX Frankfurt am Main Fechenheim
- 优先权: DEX2617062 19760417
- 主分类号: C09B43/00
- IPC分类号: C09B43/00 ; C09B47/26 ; C09B56/14 ; G11C11/44 ; H01L39/00 ; H01L39/16
摘要:
Process for preparing fiber-reactive water-soluble phthalocyanine azo dyes, using the following conversion stages ##STR1## followed by the diazonium coupling of the fiber-reactive group to the pyrazole ring. The novel intermediates are desirable products.
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