发明名称 |
ISOLATION OF 1*55DINITROANTHRAQUINONE |
摘要 |
PURPOSE:To isolate industrially the title compound, useful as intermediate for disperse dyes, by washing a mixture of dinitroanthraquinone isomers with a specific amount of mixed acid of a specific composition.
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申请公布号 |
JPS5334765(A) |
申请公布日期 |
1978.03.31 |
申请号 |
JP19760109669 |
申请日期 |
1976.09.13 |
申请人 |
MITSUBISHI CHEM IND |
发明人 |
TAKEDA YOSHIYUKI;KOGA SHINICHIROU;FUKUDA YUTAKA |
分类号 |
C07C205/47;C07C67/00;C07C201/00;C09B1/00 |
主分类号 |
C07C205/47 |
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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