发明授权
- 专利标题: Polycyclic vat dyes
- 专利标题(中): 多环瓮染料
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申请号: US288310申请日: 1994-08-10
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公开(公告)号: US5534627A公开(公告)日: 1996-07-09
- 发明人: Udo Bergmann , Harald Schlueter , Michael Schmitt
- 申请人: Udo Bergmann , Harald Schlueter , Michael Schmitt
- 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: DEX4326773.4 19930810
- 主分类号: C09B5/44
- IPC分类号: C09B5/44 ; C09B5/40
摘要:
Polycyclic vat dyes of the general formula I ##STR1## where X is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, halogen or nitro, obtainable by reacting (9)-benzo-5-aminoanthraquinonyl(2,1-h)-8-azapyrenone-3(II) ##STR2## with a benzoyl chloride of the formula III ##STR3## in a dipolar aprotic solvent.
公开/授权文献
- US4970614A Adjustable magnetic recording and reproducing head unit 公开/授权日:1990-11-13
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