发明名称 |
METHOD OF OXIDIZING DI-OR TRIMETHYLBENZENES WITH MOLECULAROXYGEN TO BENZENE DI-OR TRICARBOXYLIC ACID |
摘要 |
<p>1467886 Oxidation of di- or tri-methylbenzenes STANDARD OIL CO 15 May 1974 [21 May 1973] 21569/74 Heading C2C A method of oxidizing di- or tri-methylbenzene with molecular oxygen to benzene di- or tri-carboxylic acid or infra-molecular anhydride thereof under liquid phase conditions at temperatures in the range of 130‹ to 275‹ C. comprises conducting said oxidation in the presence of the catalyst system comprising either a source of bromine with manganese and zirconium or a source of bromine with cobalt, manganese and zirconium and wherein said catalyst system provides a total of from 1 to 5 milligram atoms of manganese and cobalt and from 1 to 10 milligram atoms of bromine for each mole of said di- or tri-methylbenzene and from 0À1 to 3À0 milligram atom of zirconium for each milligram atom of manganese and cobalt.</p> |
申请公布号 |
IN142878(B) |
申请公布日期 |
1977.09.03 |
申请号 |
IN1045CA1974 |
申请日期 |
1974.05.10 |
申请人 |
STANDARD OIL CO |
发明人 |
CROFT G E;WAMPFLER G L |
分类号 |
C07C63/14;B01J27/00;B01J31/00;C07B61/00;C07C51/00;C07C51/265;C07C63/15;C07C63/307;C07C67/00;(IPC1-7):C07C63/02 |
主分类号 |
C07C63/14 |
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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