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首页> 外文期刊>Zeitschrift fur Naturforschung, B. A Journal of Chemical Sciences >Kinetics of oxidation of benzaldehydes by quinolinium dichromate
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Kinetics of oxidation of benzaldehydes by quinolinium dichromate

机译:重铬酸喹啉鎓氧化苯甲醛的动力学

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摘要

Quinolinium dichromate (QDC) in sulfuric acid oxidizes benzaldehydes to the corresponding acids in a 50% (v/v) acetic acid-water medium. The reaction is first order each in [QDC], [substrate] and [H+]. The reaction rates have been determined at different temperatures and the activation parameters calculated. The rate decreases with an increase in the water content of the medium. The effects of substituents have been studied. A suitable mechanism is proposed. [References: 38]
机译:硫酸中的重铬酸喹啉鎓(QDC)在50%(v / v)乙酸-水介质中将苯甲醛氧化为相应的酸。反应在[QDC],[底物]和[H +]中均为一级。已经确定了在不同温度下的反应速率,并计算了活化参数。该速率随着介质中水含量的增加而降低。已经研究了取代基的作用。提出了合适的机制。 [参考:38]

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