1) copper p-toluenesulfonate
对甲基苯磺酸铜
1.
3,4-Dihydropyrimidin-2-(1H)ones were synthesized in high yield by a one-pot cyclocondensation of an aldehyde,a 1,3-dicarbonyl compound,and urea using copper p-toluenesulfonate as the catalyst under solvent-free conditions in short reaction time at 90 ℃.
在90℃、无溶剂条件下,以对甲基苯磺酸铜为催化剂,催化醛、1,3-二羰基化合物和尿素进行"一锅法"环缩合反应,短时间、高收率合成了标题化合物。
2) copper p-toluene sulfonate
对甲苯磺酸铜
1.
Synthesis of octyl acetate catalyzed by copper p-toluene sulfonate
对甲苯磺酸铜催化合成乙酸辛酯
2.
Catalytic esterification reaction of acetic acid with cyclohexanol by copper p-toluene sulfonate has been studied.
研究了对甲苯磺酸铜催化乙酸与环己醇的酯化反应,考察了物料配比、催化剂用量、反应时间和带水剂用量等因素对酯化率的影响。
3.
The preparation of ethyl p-hydroxybenzoate by the catalytic reaction of p-hydroxybenzoic acid with ethanol with copper p-toluene sulfonate as catalyst had been studied.
研究了以对羟基苯甲酸、乙醇为原料、对甲苯磺酸铜为催化剂、合成对羟基苯甲酸乙酯,并讨论了催化酯化的影响因素。
3) copper o-toluenesulfonate
邻甲基苯磺酸铜
1.
One-pot synthesis of 3,4-dihydropyrimidin-2-(1H)-ones catalyzed by copper o-toluenesulfonate
邻甲基苯磺酸铜催化“一锅法”合成3,4-二氢嘧啶-2(1H)-酮
2.
Gem-diacetates were synthesized from corresponding aromatic or aliphatic aldehydes and acetic anhydride catalysed by acetic acid-assisted copper o-toluenesulfonate as synergistic catalysts at room temperature under solvent-free conditions.
在室温无溶剂条件下,考察了乙酸促进邻甲基苯磺酸铜催化一系列芳香醛或脂肪醛与乙酸酐生成相应的偕二乙酸酯反应。
3.
Tetrahydropyranyl ethers were synthesized from corresponding alcohols or phenols and 3,4-dihydro-2H-pyran using acetic acid assisted copper o-toluenesulfonate as a synergistic catalyst at room temperature under a solvent-free condition.
室温无溶剂条件下,乙酸能有效促进邻甲基苯磺酸铜催化一系列醇或酚和3,4-2H-二氢吡喃反应,生成相应的四氢吡喃醚。
4) P-Toluene sulfonic acid
对甲基苯磺酸
1.
The synthesis of feruloylated monoacylglycerol catalyzed by P-Toluene sulfonic acid was investigated.
研究对甲基苯磺酸催化合成阿魏酸单甘油酯的工艺。
2.
8%(by weight of total) phenothiazine as inhibitor,3%(by weight of total) p-toluene sulfonic acid as catalyst and cyclohexane as water carrying agent,the PA-DEG-MA monomer was prepared at 85℃,the reaction time was 8h.
8%(总质量的百分比,下同)的吩噻嗪作阻聚剂,3%的对甲基苯磺酸为催化剂,环己烷作带水剂,在85℃的温度条件下反应8h,制备PA-DEG-MA单体,并对所得到的产品进行红外分析测试,确定为目的产品,其产率为89。
3.
In the presence of p-toluene sulfonic acid(TSA),the ring-opening polymerizations of p-dioxanone were carried out under microwave irradiation.
采用微波加热,在对甲基苯磺酸(TSA)存在下,合成了聚对二氧环己酮(PPDO)。
5) p-Toluenesulfonates
对甲基苯磺酸盐
1.
Synthesis and Thermo-Gravimetric Analysis of p-Toluenesulfonates:Alkali Earth Metal and Transition Metal;
对甲基苯磺酸盐的合成与热重分析——碱土金属及过渡金属
6) p-toluenesulfonic acid
对甲基苯磺酸
1.
p-toluenesulfonic acid(PTSA), phosphoric acid and sulfuric acid were used as catalysts in the reaction, respectively.
采用正交实验,分别以对甲基苯磺酸、磷酸、浓硫酸等为催化剂,研究了催化剂质量分数、微波功率、辐射时间、反应原料物质的量等对反应的影响。
补充资料：对甲基苯磺酸
分子式：C7H8O3S
分子量：172.20
CAS号：104-15-4
性质：白色叶状或柱状结晶。熔点106-107℃，沸点140℃（2.67kPa）。易溶于水，溶于醇和醚，难溶于苯和甲苯。该品有时以含1分子或4分子结晶水的形态存在。
制备方法：由对甲苯磺酰氯水解而得。也可采用甲苯为原料，经硫酸磺化而得。
用途：用作医药（如强力霉素）、农药（如三氯杀螨醇）、染料等的中间体。也用于洗涤剂、塑料、涂料等方面。
分子量：172.20
CAS号：104-15-4
性质：白色叶状或柱状结晶。熔点106-107℃，沸点140℃（2.67kPa）。易溶于水，溶于醇和醚，难溶于苯和甲苯。该品有时以含1分子或4分子结晶水的形态存在。
制备方法：由对甲苯磺酰氯水解而得。也可采用甲苯为原料，经硫酸磺化而得。
用途：用作医药（如强力霉素）、农药（如三氯杀螨醇）、染料等的中间体。也用于洗涤剂、塑料、涂料等方面。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条