The tertiary butyl benzene synthesis is a supplement to alkylation of classical Friedel and Crafts reaction.
叔丁苯合成的新工艺的实施,是对经典的“弗瑞德-克来福特”反应中烷基化的补充。
The key steps, Friedel-Crafts reaction and Fremy's salt oxidation, were improved on the basis of original literature.
关键步骤弗-克反应和弗瑞麦氏盐氧化反应均在原文献的基础上作了相应的改进。
The distribution of the isomers of the product and the disproportionated product of alkyl-benzene in the Friedel—Crafts reaction have been determined.
并对反应产物的异构体分布及异丁苯的歧化反应做了分析。
Methods and results:Through acylation, Friedel Crafts reaction, reduction, hydrolysis, condensation and oxidation, the title compound was prepared with a total yield of 50.7%.
方法:以庚二酸单乙酯为原料,经酰氯化、傅克酰化、还原、水解、缩合及氧化反应合成塞曲司特。结果:塞曲司特的总产率为5 0 .7%。
Results showed that the experimental conditions of the Friedel-Crafts Reaction and the water contents of the resin have a significant influence on its adsorption capacity.
结果显示,二次交联反应条件和树脂含水量对吸附能力具有较大影响。
METHODS: The title compounds were synthesized by acylation of twelve acyl chlorides and two intermediates prepared by Friedel Crafts reaction, lengthening of carbon chain, hydrolysis and cyclization;
方法:通过付克反应、碳链延长、水解和环合反应得到两个关键中间体,然后通过酰化反应制得各种酰胺化合物;
But traditional Friedel-Crafts reaction has its own limitations, such as requirement of a stoichiometric amount of Lewis acid catalysts and large amounts of undesired products.
传统的傅克反应的局限性在于,需要等量的路易斯酸催化剂和产生大量的副产物。
The post-crosslinking fiber was prepared by cross-linking PP-ST-DVB fiber with p-xylylenedichloride according to the friedel-crafts reaction and was given a series of synthesis tests.
用对二氯甲基苯作为后交联剂,与聚丙烯接枝苯乙烯-二乙烯苯纤维进行后交联反应,制备出具有高比表面积的后交联纤维。
The post-crosslinking fiber was prepared by cross-linking PP-ST-DVB fiber with p-xylylenedichloride according to the friedel-crafts reaction and was given a series of synthesis tests.
用对二氯甲基苯作为后交联剂,与聚丙烯接枝苯乙烯-二乙烯苯纤维进行后交联反应,制备出具有高比表面积的后交联纤维。
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