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- Keywords trimethyl orthoacetate;acetonitrile;high boiling point solvents; 原乙酸三甲酯;乙腈;高沸点溶剂;
- trimethyl orthoacetate 原乙酸三甲酯
- English Name Trimethyl OrthovalerateCAS NO. 原戊酸三甲酯英文名称。
- Triethyl orthoacetate in reaction mixtures was separated from other components and determined by gas chromatography with external standard method. 应用气相色谱法测定制备原乙酸三乙酯反应产物中产品质量。
- Ingredients:Rose extract,cetearyl alcohol, dimethyl silicone oil, glycerol, octadecyl trimethyl ammonium chloride. 成分：玫瑰提取液,十六十八混合醇，二甲基硅油，甘油，十八烷基三甲基氯化铵。
- Ingredients:olive extract,cetearyl alcohol, dimethyl silicone oil, glycerol, octadecyl trimethyl ammonium chloride. 成分：橄榄提取液,十六十八混合醇，二甲基硅油，甘油，十八烷基三甲基氯化铵。
- The common MDJ reacted wih trimethyl chloro-silane to produce the enol silicon ether. 摘要高顺式-二氢茉莉酮酸甲酯(MDJ)作为香料其性能远优于普通MDJ，是各大香精香料公司的招牌产品之一。
- Cationic mono-ester surfactants(CMESA)was prepared using glycidyl trimethyl ammonium chloride(GTMAC)and stearic acid as starting materials with a single step reaction. 以自制的失水甘油基三甲基氯化铵(GTMAC)和硬脂酸为原料,经一步反应合成阳离子单酯表面活性剂(CMESA)。
- The cetyl trimethyl ammonium bromide (CTAB) was intercalated into the layered silicate bentonite, and the interlayer of the bentonite was modified. 利用十六烷基三甲基溴化铵(CTAB)嵌入到具有层状结构的膨润土层间,使膨润土层间得到改性;
- In this paper, the costs of DDVP (dichlorvos) production from alkline hydrolysis of trichlorphon and trimethyl phosphite are compared. 对由敌百虫碱解法和亚磷酸三甲酯法生产敌敌畏的成本进行优劣比较。
- Organic-montmorillonite(OMMT) was obtained by an ion-exchange reaction between Na-montmorillonite(MMT) and hexadecyl trimethyl ammonium bromide(CTAB). 用十六烷基三甲基溴化铵(记作CTAB)对钠基蒙脱土(记作MMT)进行有机化处理，得到有机蒙脱土(记作OMMT)。
- Bioactivity of octadecyl trimethyl ammonium chloride (1831) against larvae of Pieris rapae were systematically studied in this paper. 本文系统研究了十八烷基三甲基氯化铵(简称为1831)对菜青虫5龄幼虫的生物活性。
- Methyl L cysteine was synthesized with L cysteine as the starting material and trimethyl phosphate as the methylating agent. 以L-半胱氨酸为原料,磷酸三甲酯为甲基化试剂合成了S-甲基-L-半胱氨酸。
- The organic derivative of bentonite was prepared bycovering artificial Na-bentonite with hexadecyl trimethyl ammonium bromide. 用十六烷基三甲基溴化铵对改型后的膨润土进行覆盖得有机膨润土复合物，并对其性质进行了测定。
- The company deals in medical intermediates like Triethyl Orthoformate, Trimethyl Orthoformate and Thiourea etc.Welcome to call! 我们公司主要经营各种医药中间体，原甲酸三乙酯、原甲酸三甲酯、硫脲等，欢迎广大新老客户来电咨询！！！
- Results show that phosphate, ceteareth and stearate with polyglyceryl esters as emulsifiers, hydrophilic oil or trimethyl glycine is added, each... 聚季铵盐有助于配方的肤感调节。
- Chloro 2 hydroxypropyl trimethyl ammonium chloride an etherizing agent,for modified starch, was synthesised from epichlorohydrin. 以环氧氯丙烷为原料合成了3-氯-2-羟丙基基三甲基氯化铵,后者作为改性淀粉的醚化剂。
- A new method of adopting combined extraction- rectification technique to separate an azeotrope of trimethyl borate and methanol has been narrated in the article. 叙述了采用萃取精馏法分离硼酸三甲酯和甲醇共沸物的新方法。
- Glyceryl dilaurate was synthesized through two steps reaction by sodium Laurate and epichlorohydrin with the help of phase translational catalyst cetyl trimethyl ammonium bromide. 以月桂酸钠和环氧氯丙烷为起始原料,在相转移催化剂十六烷基三甲基溴化氨作用下,经过两步反应,合成了二月桂酸甘油酯。
- N-alkylated modification of the water-soluble low-molecular weight chitosan was made by phase transfer catalysis using cetyl trimethyl ammonium bromide in NaOH solution. 采用溴化十六烷基三甲基铵作相转移催化剂,在氢氧化钠水溶液进行低聚水溶性壳聚糖的N-烷基化修饰改性反应。
