本文报道了一种合成多缩乙二醇双对甲苯磺酸酯的新方法。
A new method for the Synthesis of oligocthylencglycol ditosylates is reported.
研究了作为制备新型内硝基冠醚原料的中间体2-硝基-1，3-苯二酚（NB）及多甘醇双对甲苯磺酸酯（OEDT）的合成。
Synthesis of 2 nitro 1,3 benzenediol( NB) and oligoethyleneglycol ditosylate(OEDT) used as material for inner nitrocrown ether are studied.
利用正交设计法研究由丙烯酸和十六醇为原料，对甲苯磺酸为催化剂，采用微波加热法合成丙烯酸十六酯。
The orthogonal design was utilized to study the hexadecyl acrylate synthesis by microwave irradiation using acrylic acid and hexadecyl alcohol as raw materials and toluene-p-sulfonic acid as catalyst.
以丙三醇和乙酸为原料，用对甲苯磺酸作催化剂，甲苯为带水剂，合成三醋酸甘油酯。
Glycerol triacetate was synthesized from glycerol and acetic acid using p -toluene sulphonic acid as catalyst and toluene as water-carrying agent.
用对甲苯磺酸酸式水解烃羧酸甲酯基和烃羧酸高碳醇酯基双官能基硅油，并和碱性水解的效果比较。
The modified silicone was hydrolysed by toluene-p-sulfonic acid, and the hydrolysis ratios in acid and base were compared.
以对甲苯磺酸为催化剂，对二甲氨基苯甲酸和异丁醇为原料合成对二甲氨基苯甲酸异丁酯。
Isobutyl p-(dimethylamino) benzoate was synthesized by the esterification ofp-(dimethylamino)-benzoic acid with isobutanol using p-toluene sulfonic acid as the catalyst.
探讨了以负载型对甲苯磺酸为催化剂合成乙二醇硬脂酸单酯的工艺。
The synthesis of ethylene glycol mono stearate by supported p-toluene sulfonic acid was investigated.
以硫代二甘醇和硬脂酸为原料，选用对甲苯磺酸为催化剂，二甲苯为带水剂，合成了新型抗氧剂硫代二甘醇二硬脂酸酯。
A new antioxidant dithiodinglycol distearictate was synthesized starting from thiodiglycol and stearic acid using p-toluenesulfonic acid as catalyst and xylene as water carrier.
以草酸和正丁醇为原料，采用颗粒状活性炭固载对甲苯磺酸作催化剂合成草酸二丁酯。
Dibutyl oxalate was synthesized with oxalic acid and n-butanol as raw materials and p-toluene sulphonic acid supported on granular active carbon as the catalyst.
对甲苯磺酸为催化剂，用梯度升温法，酸、醇直接酯化合成没食子酸正（异）丁酯。
Then (iso) butyl gallate was prepared by esterification of alcohol and gallic acid in catalysis ofp methyl benzene sulfonic acid and the reaction temperature was risen in a gradient style.
甘氨酸苄酯对甲苯磺酸盐；
本研究采用乙酸乙酯为溶剂，对甲苯磺酸为催化剂，提高了反应速度和产物质量。
The use of ethyl acetate as solvent and p-toluene sulfonic acid as a catalyst has increased the reaction rate and the product yield.
研究了在实验室条件下，以硫酸、对甲苯磺酸为催化剂合成二甘醇二醋酸酯的方法。
Diglycol diacetate had been obtained with sulfuric acid or toluene-p-sulfonic acid as catalyst in lab.
研究对甲苯磺酰氯与乙二醇制备单对甲苯磺酸乙二醇酯的合成工艺。
Toluene-4-sulfonic acid 2-hydroxy-ethyl ester was synthesised by p-toluenesulfonyl chloride with glycol.
研究对甲苯磺酰氯与乙二醇制备单对甲苯磺酸乙二醇酯的合成工艺。
Toluene-4-sulfonic acid 2-hydroxy-ethyl ester was synthesised by p-toluenesulfonyl chloride with glycol.
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