发明名称 |
METHOD OF PREPARING 2,4,6-TRIBROMOPHENOL |
摘要 |
FIELD: chemical industry. SUBSTANCE: method comprises bromination of phenol when hydrogen peroxide is reacted with metal bromide in sulfuric acid solution at 20-25 C and simultaneous generation of bromine and regeneration thereof from the resulting hydrobromic acid. The method makes it possible to avoid using gaseous chlorine in the process. EFFECT: more efficient preparation method. 1 tbl
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申请公布号 |
RU2122996(C1) |
申请公布日期 |
1998.12.10 |
申请号 |
RU19960117607 |
申请日期 |
1996.09.04 |
申请人 |
URAL'SKIJ NAUCHNO-ISSLEDOVATEL'SKIJ INSTITUT TEKHN;URAL SKIJ NI SKIJ I TEKHN |
发明人 |
ANDOSOV V.V.;DRAGUNOVA T.V.;RUBANOV D.M.;MAREK EH.M. |
分类号 |
C07C39/26;C07B39/00;(IPC1-7):C07C39/26 |
主分类号 |
C07C39/26 |
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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