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Keywords synthesis of methylal;GC analysis; 甲缩醛;合成;气相色谱分析;
The catalysis of resinic solid acid catalysts in catalytic distillation is studied for synthesis of methylal from methanol and formaldehyde. 考察了树脂型固体酸催化剂对甲缩醛合成反应的催化性能，并与传统的硫酸催化剂进行了比较。
A new bimetallic basicity catalyst used for synthesis of methyl isobutyl ketone from acetone and hydrogen. 制备了常压下丙酮与氢气合成甲基异丁基酮的双金属碱性催化剂，并测定了其反应活性。
It points that using solid super acid as catalyst is a more effective method for the synthesis of methyl glycolate. 指出固体超强酸催化偶联法是较适用的合成乙醇酸甲酯的方法。
This investigation provided an environment-friendly process for the synthesis of methyl anthranilate. 提供了一种环境友好的合成工艺制备香料邻氨基苯甲酸甲酯。
This article refers to the synthesis of methyl isopropyl ketone using isobutylaldehyde-acetic acid as raw materials. 阐述了异丁醛乙酸工艺制备甲基异丙基酮的中试所涉及的若干工程技术问题。
N-amyl aldehyde is a main raw material in the synthesis of methyl dihydrojasmonate fragrance. 正戊醛是合成香料双氢茉莉酮酸甲酯的重要原料。
The research and development on onestep synthesis of methyl isobutyl ketone (MIBK)from actone is reviewed. 综述了丙酮一步法合成甲基异丁基酮的生产与研究现状。
Synthesis of methyl lactate on the cation exchange resin was studied under the diffrent conditions. 以大孔强酸性阳离子交换树脂作催化剂,在不同条件下催化合成乳酸甲酯。
Abstract: Microwave irradiation was used in the synthesis of methyl benzoate from benzoic acid and methanol using oit of vitriol as a catalyst. 摘要: 研究了微波辐射下苯甲酸甲酯的合成新方法。考察了微波辐射温度、微波辐射时间、酸醇摩尔比、催化剂用量对反应的影响。
Synthesis of methyl ether was studied. This new route gave better yield (84.8%). It is a feasible way for the synthesis of methyl ether type perfumery. 采用了一种新方法来合成甲基醚;收率达84.;8%25;其方法简单;工艺要求不高;为甲基醚型香料合成;找到了一种可行的途径;具有研究开发价值
This paper reviews the catalytic system of methyl formate reacting with alkene for synthesis of esters,in addition,the reaction mechanism is also discussed. 本文系统介绍了甲酸甲酯与烯烃反应合成酯的催化体系，并对反应机理进行了讨论。
Four kinds of aluminum silicate solid acid with different compositions as catalysts for the synthesis of methylal from methanol and formaldehyde solution were prepared in different processes. 采用不同制备方法制备了四种不同组成的硅酸铝固体酸催化剂,在间歇操作方式下,通过改变催化剂用量、反应温度、原料甲醇和甲醛的摩尔配比以及反应原料中甲醛初浓度。
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. 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。
Preparation of methyl carbamate is the main content for this paper.At the same time coupling reaction combined with urea and methanol is used in the synthesis of methyl carbamate. 重点研究了氨基甲酸甲酯的合成路线，本文将耦合反应应用于氨基甲酸甲酯的合成反应中，结合尿素醇解法制备氨基甲酸甲酯。
Allene is an isomer of methyl acetylene. 丙二烯是甲基乙炔的一种异构体。
Keywords Synthesis of SAPO 5;Template;Silicon sources;Acidity; 5的合成;模板剂;硅源;酸性;
Methyl folate is inactive in purine and thymine biosynthesis and one of the main functions of vitamin B12 is the transfer of methyl groups from methyl folate for the synthesis of choline. 甲基叶酸盐在嘌呤和胸腺嘧啶生物合成中是无活性的，而B12的主要功能之一是从甲基叶酸盐传递甲基组提供胆碱合成。
Construction of methyl alcohol production project. 甲醇生产项目建设。
Keywords synthesis of DBN;catalyst;methanol;methyl formate;propylene oxide;carbonylation; DBN合成;催化剂;甲醇;羰化;甲酸甲酯;环氧丙烷;