发明名称 |
Tryptanthrine derivatives |
摘要 |
Tryptanthrine derivative of the formula <IMAGE> where the rings A and B may be benzofused and/or substituted and X is a radical which is derived from a CH-acidic heterocyclic structure which may have a further tryptanthrine radical or from a hydrazinoanthraquinone or, if one or both of the rings A and B are benzofused and/or substituted by phthaloyl, is furthermore oxygen, are used as colorants.
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申请公布号 |
US5420259(A) |
申请公布日期 |
1995.05.30 |
申请号 |
US19940310996 |
申请日期 |
1994.09.23 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
GUENTNER, ANDREAS;SEYBOLD, GUENTHER;WAGENBLAST, GERHARD |
分类号 |
C07D233/80;C07D487/04;C09B23/00;C09B23/10;C09B29/01;C09B55/00;(IPC1-7):C07D487/04;C09B56/12;C09B57/00;D06P1/44 |
主分类号 |
C07D233/80 |
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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