The yield of O-alkylation of 2,5-dimethylphenol with the monohalogen carboxylic esters is above 81%.
二甲苯酚与一卤代羧酸酯的反应产率在81%以上。
Their phase transfer catalytic ability for the reaction of N-alkylation, O-alkylation and oxidation were also determined.
测定了其对氧烷基化反应、氮烷基化反应的相转移催化作用。
A brief introduction about the processing design of equipment for MEA are described. It used o-toluidine as raw material through ethylene alkylation to produce MEA.
简述以邻甲苯胺为原料，进行乙烯烷基化反应，生产mea的原理，工艺过程及其设计。
A brief introduction about the processing design of equipment for MEA are described. It used o-toluidine as raw material through ethylene alkylation to produce MEA.
简述以邻甲苯胺为原料，进行乙烯烷基化反应，生产mea的原理，工艺过程及其设计。
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