发明授权
- 专利标题: Isothiazolylazo dyes
- 专利标题(中): 异噻唑偶氮染料
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申请号: US838195申请日: 1986-03-07
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公开(公告)号: US4774324A公开(公告)日: 1988-09-27
- 发明人: Hermann Loeffler , Ernst Schefczik
- 申请人: Hermann Loeffler , Ernst Schefczik
- 申请人地址: DEX Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: DEX3330155 19830820
- 主分类号: C09B29/00
- IPC分类号: C09B29/00 ; C09B29/42
摘要:
Compounds of the general formula I ##STR1## where X is unsubstituted or substituted alkyl, cycloalkyl, aralkyl or aryl, Y is chlorine, bromine, carbamyl or cyano, Z is hydrogen, carbamyl, cyano or acetyl, R is hydrogen or C.sub.1 -C.sub.3 -alkyl, R.sup.1 and R.sup.3 independently of one another are each hydrogen or unsubstituted or substituted alkyl, alkenyl, cycloalkyl, aralkyl or aryl, R.sup.2 is hydrogen or unsubstituted or substituted alkyl and R.sup.1 and R.sup.2, together with the nitrogen atom, form a saturated 5-membered or 6-membered ring, are particularly useful for dyeing textile fibers.