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A new strategy for the synthesis of monomethylhydrazine using the Raschig process. 2: Continuous synthesis of stoichiometric monochloramine using the microreactor technology
Reaction Kinetics, Mechanisms and Catalysis ( IF 1.8 ) Pub Date : 2020-03-18 , DOI: 10.1007/s11144-020-01761-4
D. M. Le , A. J. Bougrine , O. Duclos , V. Pasquet , H. Delalu

Abstract

After having established in a previous paper that the synthesis of stoichiometric monochloramine is hazardous due to the high exothermicity of the reaction and the risk of decomposition of the solution from 36 °C, it appeared that the best solution for this synthesis is to use microreactor technology. A series of experiments carried out using a Doehlert experimental design provided access to a mathematical model describing, for an initial fixed composition ratio [NH4+]0/[OCl]0, the evolution of the yield as a function of temperature, the flow rate of the reagents and the number of sodium hydroxide equivalent. Thus, the optimal conditions for the synthesis of stoichiometric chloramine using microreactor technology were established.



中文翻译:

使用Raschig工艺合成一甲基肼的新策略。2:使用微反应器技术连续合成化学计量的一氯胺

摘要

在先前的论文中确定化学计量的一氯胺的合成由于反应的高放热性和从36°C起溶液分解的危险是危险的之后,看来这种合成的最佳解决方案是使用微反应器技术。一系列的实验进行了使用一个多赫勒实验设计提供访问的数学模型描述,用于初始固定组成比[NH 4 + ] 0 / [OCL - ] 0,产率的演变作为温度的函数,则流程试剂的速率和氢氧化钠当量的数量。因此,建立了使用微反应器技术合成化学计量氯胺的最佳条件。

更新日期:2020-03-19
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