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- sodium methyl ethyl sulfate 甲基乙基硫酸钠
- Based on the principle of ester hydrolyzation to ether in alkali condition,the process for preparation of dimethyl sulfide(DMS)from sodium methyl sulfate residue was investigated. 根据酯在碱性条件下水解反应生成醚的原理,研究了以甲基硫酸钠废渣为原料制备二甲基硫醚(DMS)的方法。
- Thus the term dialkyl carbonate includes, for example, methyl ethyl carbonate. 因此术语二烷基碳酸酯包括,例如甲基乙基碳酸酯。
- Pinacolone reacts with diethyl oxalate in presence of sodium methylate under refluxing to get both methyl and ethyl pivalopyruvates in 88% yield. 频哪酮与草酸二乙酯在甲醇钠存在下回流反应制得新戊酰丙酮酸酯,收率88%25;
- BC-DH2004 catalyst was used in dehydrogenation of sec-butyl alcohol(SBA)to prepare methyl ethyl ketone(MEK). 采用BC-DH2004催化剂进行仲丁醇脱氢合成甲乙酮的研究。
- The polyurethane adhesives with solvent were prepared by polyester diol,1,4-butanediol,HDI and methyl ethyl ketone. 采用聚酯二元醇、1,4丁二醇、1,6-己二异氰酸酯以及丁酮为主要原料,合成溶剂型单组分聚氨酯胶粘剂。
- The solvents we used were acetone,methyl ethyl ketone,methyl isobutyl ketone,ethyl acetate and vinyl acetate. 对丙酮、甲苯、丁酮、甲基异丁基酮、乙酸乙酯、醋酸乙烯酯等溶剂进行了评选。
- Chemicals, Manchester, UK while the methyl ethyl ketoxime was supplied by Banner [Samuel] &Co.Ltd.,Liverpool, UK.. 化学品,曼彻斯特,英国,而甲基乙基酮肟是由旗帜[黄秉槐] &有限公司,利物浦,英国。
- A series terpolymer of DMV were synthesized from methyl ester 18,methyl ethyl acrylate and vinyl acetate. 以甲基丙烯酸十八酯、甲基丙烯酸乙酯、醋酸乙烯酯为原料合成了一系列三元聚合物的柴油流动性改进剂(DMV)。
- Abstract: The reaction of methyl ethyl ketazine and water to hydrazine hydrate was studied in the catalyst conditions. 摘要: 以丁酮连氮和去离子水为原料,研究了在催化剂条件下丁酮连氮水解制水合肼的不同工艺条件;
- The main products are as the following: Dimethyl sulfoxide, Dimethyl sulfide, Dimethyl disulfide and Sodium methyl mercaptide. 主要产品有二甲基亚砜、二甲基硫醚、二甲基二硫和甲硫醇钠。
- The ammoxidation of methyl ethyl ketone (MEK) to methyl ethyl ketoxime (MEKO) over nano-scale TS-1 was studied with a three-neck glass reactor. 以纳米钛硅分子筛TS-1为催化剂,采用三口玻璃反应器研究了甲乙酮(MEK)氨氧化的反应性能。
- The analytical method for sodium methyl mercaptide was established based on the reaction in quantity between methyl mercaptan and iodine at the base condition. 采用甲硫醇与碘在碱性条件下定量反应生成双硫醚的反应原理,建立了甲硫醇钠的定量分析方法。
- Abstract: Synthetic conditions of methyl ethyl ketazine from butanone,NH3 and hydrogen peroxide was studied in the presence of catalyst. 摘 要: 以丁酮、氨气和过氧化氢为原料,研究了在催化剂条件下水合肼中间体丁酮连氮合成的不同工艺条件;
- Commonly used solvents ratio is: methyl ethyl ketone (30 per cent, accounting for 50% aminomethylbenzoic hexanl or 20 per cent. 常用的溶剂配比为:甲乙酮撤离30%25、甲苯撤离50%25、异丙醇撤离20%25。
- The results show that the mixture of ethylene glycol and potassium acetate is a very effective extractant in the separation of azeotrope of methyl ethyl ketone-water. 结果表明乙二醇与醋酸钾的混合物是分离甲乙酮-水二元恒沸物的理想萃取剂。
- The characteristics of using activated carbon fiber to absorb and recover toluene and methyl ethyl ketone tail gas from the solvent dewaxing and deoiling unit were described. 介绍了活性炭纤维的产品性能,阐述了活性炭纤维在酮苯脱蜡装置甲苯与甲乙酮尾气吸附回收的工艺特点。
- The oxidative carbonylation of methanol and ethanol to asymmetric methyl ethyl carbonate (MEC)catalyzed by CuCl coordinated with Schiff base ligands has been studied. 研究了在甲醇、乙醇温和溶液中,氧化羰化一步合成不对称碳酸甲乙酯(MEC)反应。
- Earths: all salts of rare earths fall in the same order of solubility, except the ethyl sulfates and the nitrates. 由他的工作的成果;他会宣布分离稀土元素的准则:稀土元素的所有盐类的溶解度都有相同的排列顺序;除了乙基硫酸盐和硝酸盐.
- The process gave 40% yield,strating from indole,oxalyl chloride,sodium methylate and 3-indoleacetamide. 反应总收率为40%25左右。工艺收率高、操作简单、成本低,适合工业化生产。