| 发明名称 |
PROCESS OF PRODUCING ANTHRAQUINONES IN ONE STEP |
| 摘要 |
A process for the preparation of anthraquinone compounds comprises reaction of phthalic anhydride with a benzene derivative in a reaction mixture containing HF and BF3 as catalyst at a first temperature up to about 30.degree.C and, subsequently, at an elevated temperature.
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| 申请公布号 |
CA2037020(A1) |
申请公布日期 |
1991.09.30 |
| 申请号 |
CA19912037020 |
申请日期 |
1991.02.25 |
| 申请人 |
HOECHST CELANESE CORPORATION |
发明人 |
ASLAM, MOHAMMAD;METZ, HANS-JOACHIM |
| 分类号 |
B01J27/12;C07B61/00;C07C46/00;C07C50/16;C07C50/18;(IPC1-7):C07C46/00;C09B1/00 |
主分类号 |
B01J27/12 |
| 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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