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- chloromethyl stearamide 硬脂酰氯甲基胺
- Cefetamet pivoxil was synthesized from chloromethyl pivalate and 7?ADCA. 7?氨基?3?甲基?3?头孢烯?4?羧酸; 头孢他美;
- Objective: To study the simple synthetic methods of chloromethyl pivalate. 目的探讨合成特戊酸氯甲酯的简便工艺方法。
- Preparation of ethylene bis stearamide using stearyl chloride and ethylenediamine (EDA) as raw materials has been studied. 研究了以乙二胺和硬脂酰氯为原料制备乙撑双硬脂酰胺的反应,讨论了原料配比、反应时间、反应温度的影响。
- METHODS The target compound was synthesized by the reaction of(S)-naproxen with chloromethyl ester of naproxen in the presence of K2CO3. 方法以(S)-萘普生为原料,与溴氯甲烷反应制得的(S)-萘普生氯甲酯,然后与萘普生钾盐反应得目标化合物。
- The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether. 通过付氏酰基化反应引入乙酰基,接着溴化、胺化,得到标题树脂。该法避免了使用氯甲醚。
- It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole. 另一种2-巯基苯并噻唑法是先将溴氯甲烷与硫氰化钠反应生成硫氰酸氯甲酯,然后硫氰酸氯甲酯与2-巯基苯并噻唑反应得到苯噻氰。
- A method was established for determining two intermediates in synthesis of imidacloprid,2 chloro 5 methyl pyridine and 2 chloro 5 chloromethyl pyridine by HPLC. 建立了用高效液相色谱法同时测定农药吡虫啉中间体2-氯-5-甲基吡啶和2-氯-5-氯甲基吡啶含量的方法。
- Several synthesis methods of chloromethyl ethyl ether were compared.A new method for the synthesis of chloromethyl ethyl ether from phosphorus trichloride was developed. 本文对氯甲基乙基醚的合成方法进行了比较,创新了一种用三氯化磷为原料新的合成方法。
- At the same time, three kinds of derivatives, i.e. 4,4'-biphenyldicarboxaldehyde, 4,4'-bis (hydroxymethyl) biphenyl and 4,4'-bis (chloromethyl) biphenyl were prepared from it. 继而以它为原料方便地合成了3种4,4'-二取代联苯衍生物:4,4'-联苯二甲醛、4,4'-二(羟甲基)联苯和4,4'-二(氯甲基)联苯。
- Polyoxyethylene stearamide phosphate was synthesized. The synthetic conditions, reaction mechanism, product properties and application in softening flax fibric were discussed also. 本文讨论了聚氧乙烯硬脂酰胺磷酸酯盐的合成工艺条件、反应机理、产品指标和在亚麻织物柔软整理中的应用。
- Cotton fabric is first treated with sodium chloromethyl sulfonate (CMSA) and then with cationized chitosan (CC) in order to improve its anti-crease property. 采用氯甲基磺酸钠(CMSA)使棉织物阴离子化,然后与阳离子壳聚糖(CC)离子交联对棉织物进行抗皱整理。
- Bromobenzenesulfonyl chloride was obtained from 2 bromothiophenol via coupling with chloromethyl methyl ether,oxidation chlorination by chlorine water to give 76% yield of the title compound. 以邻溴苯硫酚为原料,经与氯甲基甲醚缩合、氯气水氧化氯化得到邻溴苯磺酰氯,总收率达76%25。
- The reaction of 2 bromo m xylene with chloro methyl methylether was studied and a new method for the synthesis of 2 bromo 4,6 bis (chloromethyl) m xylene and its derivatives is reported. 研究了2-溴间二甲苯与氯甲基甲基醚的反应,发现了一种合成2-溴-4,6-双(氯甲基)间二甲苯的新方法,同时对其衍生物的合成方法进行了探讨。
- In this paper, the synthesis of 2-(chloromethyl)benzimidazole from monochloroacetic acid and o-phenylenediamine was reported , meanwhile, its infrared spectra and proton NMR were determined. 利用氯乙酸和邻苯二胺合成了2-(氯甲基)苯并咪唑,并测试了其红外光谱,核磁共振氢谱等物理性质。
- The new method increases the productivity of chloromethyl ether and decreases the waste acid liquid.At the same time,some useful by-products are ob-tained and the cost of production is reduced. 它不仅提高了氯甲醚的产量,减少了废酸液的排放,而且还可获得具有一定价值的副产品,降低了生产成本。
- Keywords Ethylene bis stearamide;Synthesis;Application;Lubricant; 乙撑双硬脂酰胺;合成;应用;润滑剂;
- Keywords Ethylene bis stearamide;Ethylenediamine;Stearic acid; 乙撑双硬脂酰胺;乙二胺;硬脂酸;
- chloromethyl resin (Merrifield resin) 氯甲基树脂(Merrifield树脂)
- tosyllysine chloromethyl ketone(TLCK) 甲苯磺酰赖氨酸氯甲酮