1) chiral quaternary ammonium salt
手性季铵盐
1.
Synthesis of new type chiral quaternary ammonium salt-porphyrin compounds;
几种新型手性季铵盐-卟啉化合物的合成
2.
This article reviews the recent advances in the application of chiral quaternary ammonium salts as phase-transfer catalysts in asymmetric catalytic reactions, including the alkylation of active methylene group, the Michael addition reaction, the epoxidation of chalcones, the Darzens condensation, the synthesis of azacyclopropanes, the aldol condensation and the Horner-Wadsworth-Emmons reaction.
叙述了手性季铵盐类相转移催化剂在不对称催化反应 (包括活性亚甲基的烷基化、Michael加成、双键的环氧化、Darzens缩合、氮杂环丙烷的合成、羟醛缩合以及Horner Wadsworth Emmons反应 )中应用的新进展 。
3.
Chiral quaternary ammonium salts and chiral crown ethers were introduced as phase transfer catalysts, their applications in asymmetric addition, substitution, oxidation and reduction were also presented with 97 references.
综述了手性季铵盐和手性冠醚两类手性相转移催化剂及其在不对称催化反应(包括加成、取代、氧化及还原等反应)中的应用。
2) chiral diquaternary amm onium salts
手性双季铵盐
3) N-chiral quaternary ammonium salts
N-手性季铵盐
1.
A substituted reaction in the synthesis of N-chiral quaternary ammonium salts based on linear amino acid;
基于链状氨基酸N-手性季铵盐合成中的取代反应研究
4) chiral bisquaternary ammonium salt
二元手性季铵盐
5) water-soluble quaternary ammonium polymer
水溶性聚季铵盐
1.
Through copolymerization using epichlorohydrine bis (2-chloroethyl) ether and N,N, N', N'-tetamethylenediamine, methylamine, ethylamine, laurylamine as rawmaterials, a series of new kind of water-soluble quaternary ammonium polymer wassynthesized.
本文主要以环氧氯丙烷,二氯乙醚和N,N,N’,N’-四甲基乙二胺、甲胺、乙胺、十二胺为原料,通过共聚合反应制备了一系列新型的水溶性聚季铵盐。
2.
N,N,N',N'-tetamethylenediamine and bis (2-chloroethyl)ether as raw material was used to synthesis a new kind of water-soluble quaternary ammonium polymer: poly (oxyethylene (dimethyliminio)ethylene(dimethyliminio)ethylenedichloride).
采用N,N,N',N'-四甲基乙二胺和二氯乙醚为原料,通过共聚合反应制备了新型水溶性聚季铵盐:氧乙烯基—二甲胺基—亚乙基的聚合物。
6) polymerizable quaternary ammonium salt
可聚合性季铵盐
1.
A kind of polymerizable quaternary ammonium salt is synthesized with 4-vinylbenzyl chloride and N,N-dimethyldodecylamine,and its copolymer with acrylonitrile is prepared by free radical solution polymerization technology.
以对氯甲基苯乙烯和十二烷基二甲基叔胺为原料,合成了一种可聚合性季铵盐(PQA),并采用自由基溶液聚合法制备了季铵盐-丙烯腈二元共聚物(PQA-co-AN)。
补充资料:1-N-羟乙基-2-烷基咪唑啉季铵盐
分子式:
CAS号:
性质:透明液体。溶于乙醇、二甲苯、三氯乙烯、石油溶剂、石蜡油和稀的硫酸、磷酸、盐酸和醋酸分散于水,对稀酸稳定,能灼伤和刺激皮肤。有助黏、分散、润湿、起泡和抗蚀性能。用作临时性的抗蚀剂、含溶剂的油漆、清漆、油、蜡和柏油乳液的助黏剂,颜料分散剂,酸性清洗剂。由氨乙基单乙醇胺与脂肪酸反应而得。
CAS号:
性质:透明液体。溶于乙醇、二甲苯、三氯乙烯、石油溶剂、石蜡油和稀的硫酸、磷酸、盐酸和醋酸分散于水,对稀酸稳定,能灼伤和刺激皮肤。有助黏、分散、润湿、起泡和抗蚀性能。用作临时性的抗蚀剂、含溶剂的油漆、清漆、油、蜡和柏油乳液的助黏剂,颜料分散剂,酸性清洗剂。由氨乙基单乙醇胺与脂肪酸反应而得。
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