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四丁基溴化铵和甲醇钠构成该反应的双组份催化剂。Tetrabutyl ammonium bromide and sodium methoxide were used as catalyst for the reaction.
甲酸钠对甲醇羰基化反应也具有一定的催化作用,但其活性远远低于甲醇钠。Sodium formate is much less active for the carbonylation of methanol than sodium methoxide.
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以碳酸钙为基础材料,制成高效酯交换催化剂甲醇钙。A new solid base catalyst of calcium methoxide was made with calcium carbonate as the starting material.
报道一种在甲醇镁作用下,由二氧化碳及甲醇直接合成碳酸二甲酯的反应过程。Dimethyl carbonate is synthesized directly from carbon dioxide and methanol in the presence of magnesium methoxide.
利用XRD为主要检测手段研究了甲醇钠的质量分数、反应温度等因素对反应的影响。We investigated relationships between the reaction and concentration of sodium methoxide or temperature by XRD analysis.
以2,6-二氯苯酚、甲醇钠甲醇溶液和氯乙酸甲酯为原料,合成了2,6-二氯苯氧乙酸甲酯。Methyl 2,6-dichlorophenoxyacetate is prepared with 2,6-dichlorophenol, sodium methoxide and methyl chloroacetate as raw materials.
采用甲醇钠催化异丁醛与草酸二乙酯反应,一釜法合成了3-甲基-2-氧代丁酸钠。By reacting isobutyraldehyde with diethyl oxalate using sodium methoxide as catalyst, 3-methyl-2-oxobutanoic acid, sodium salt was prepared by one pot.
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鼓泡浆液反应器使用的浆液由铜铬催化剂、甲醇钠溶液、乳化剂OP-10和液相介质二甲苯组成。The slurry was composed of the required amounts of sodium methoxide solution, CuCr catalyst and emulsifier OP10, as well as the balanced liquid xylene medium.
开发了以甲醇镁为非均相催化剂制备生物柴油的工艺流程,研究了相应的催化剂后处理工艺。Using magnesium methoxide as a heterogeneous catalyst to produce biodiesel was put forward, and the corresponding process for catalyst disposal was researched.
以硼酸三正丁酯、甲醇锂为主要原料,甲醇和四氢呋喃为溶剂,利用溶胶-凝胶法通过优化工艺制备了掺锂硼酸盐凝胶。Li2O-B2O3 composite gels were successfully prepared from tri-n-butyl borate and lithium methoxide dissolved in methanol and tetrahydrofuran via sol-gel technique.
在间歇釜式反应器中,进行一氧化碳与甲醇羰基化合成甲酸甲酯的合成,考察甲醇钠碱性催化体系对反应的影响。Sodium methoxide used as catalyst for the synthesis of methyl formate by carbonylation of methanol was studied, and effect of three kinds of promoter was investigated.
介绍了以甲醇钠甲醇溶液与氯仿为原料,采用共沸蒸馏法制备原甲酸三甲酯的改进工艺。An improved method of synthesizing trimethyl orthoformate through azeotropic distillation by taking sodium methoxide in methanol and chloroform as raw materials has been presented by the author.