说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 3-氯-2-羟丙基三乙基氯化铵
1)  3-chloro-2-hydroxypropyl triethyl chloride
3-氯-2-羟丙基三乙基氯化铵
2)  3-chloro-2-hydroxypropyl tripropylammonium chloride
3-氯-2-羟丙基三丙基氯化铵
1.
Study on the synthesis of 3-chloro-2-hydroxypropyl tripropylammonium chloride;
3-氯-2-羟丙基三丙基氯化铵的合成研究
3)  3-tetradecyloxy-2-hydroxy-propyltriethylammonium chloride
3-十四烷氧基-2-羟基丙基三乙基氯化铵
1.
Preparation and application of 3-tetradecyloxy-2-hydroxy-propyltriethylammonium chloride
3-十四烷氧基-2-羟基丙基三乙基氯化铵的制备及应用
4)  CHPTMA
3-氯-2羟丙基三甲基氯化铵
1.
The cationic starch with low degree of substitution was half-dry prepared from corn starch, CHPTMA and NaOH.
以玉米淀粉为原料,以3-氯-2羟丙基三甲基氯化铵(CHPTMA)为醚化剂,以NaOH为催化剂的条件下,半干法制备了低取代度阳离子淀粉。
5)  3-chloro-2-hydroxypropyltrimethylammonium chloride
3-氯-2-羟丙基-三甲基氯化铵
1.
3-chloro-2-hydroxypropyltrimethylammonium chloride(CHPTMAC) is widely used as a quaternary ammonium cationic etherifying agent.
3-氯-2-羟丙基-三甲基氯化铵(CHPTMAC)是一种应用广泛的季铵盐型阳离子醚化剂,仅用来制造阳离子淀粉的需求量就非常大。
6)  3-chloro-2-hydroxypropyltrimethylammonium chloride
3-氯-2-羟丙基三甲基氯化铵
1.
A series of cationic fenugreek gums(CFG) were prepared with 3-chloro-2-hydroxypropyltrimethylammonium chloride(HAT)as cationic etherifying agent,natural fenugreek gum as matrix and isopropyl alcohol as dispersant under alkaline conditions.
以3-氯-2-羟丙基三甲基氯化铵(HAT)为阳离子醚化剂,天然香豆胶为原料,异丙醇为分散剂制得季铵盐型阳离子香豆胶。
2.
The comparing experiments for synthesizing PAS in which cassava starch reacted with 3-chloro-2-hydroxypropyltrimethylammonium chloride (CHPTAC), sodium tripolyphosphate (STP) or sodium biphosphate/ disodium hydrogen phosphate in different reaction media and at acid or alkali condition were designed.
通过木薯淀粉与 3-氯-2-羟丙基三甲基氯化铵及三聚磷酸钠、磷酸二氢钠/磷酸氢二钠,在不同反应介质、不同酸碱性条件下合成的对比实验,以及三聚磷酸钠在水和水-乙醇反应介质中的各自性质变化测定分析,研究了同时进行阴、阳离子化反应磷酸型两性淀粉一步合成的机理。
3.
3-chloro-2-hydroxypropyltrimethylammonium chloride was prepared by reacting epichlorohydrin with an excess mol of trimethylamine hydrochloride and the tree amine at room temperature.
本文以环氧氯丙烷,三甲胺,浓盐酸为原料,常温合成了3-氯-2-羟丙基三甲基氯化铵,研究了反应物浓度,反应溶液的pH,环氧氯丙烷与三甲胺盐酸盐量比对产物中杂质含量的影响,由此对反应的可能历程进行了探讨,代替传统的减压蒸馏,采用载气蒸馏的方法对其进行纯化,纯化后的产品中环氧氯丙烷的质量分数≤0。
补充资料:N-(2-羟乙基)哌嗪
分子式:C6H14N2O
分子量:130.19
CAS号:103-76-4

性质:该品沸点246℃,相对密度1.061,折光率1.5065。

制备方法:由六水哌嗪与环氧乙烷反应而得。将六水哌嗪溶解于水,搅拌冷却至15-20℃,通入环氧乙烷。通毕,于30-35℃,搅拌反应2h,加热蒸出原加水量的90%。冷至15℃以下,过滤。滤液进行减压蒸馏,收集145-155℃(5.33kPa)馏分,得N-(2-羟乙基)哌嗪。

用途:用于有机合成。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条