手性相转移催化剂,chiral phase-transfer catalyst
1)chiral phase-transfer catalyst手性相转移催化剂
1.L-Phenylalanine was synthesized from glycine ethyl ester hydrochloride and benzyl bromide by imine formation, alkylation and hydrolation with ( + )-N-benzylcinchonine chloride aschiral phase-transfer catalyst.以(+)-N-苄基氯化辛可宁为手性相转移催化剂、甘氨酸乙酯盐酸盐和溴化苄为原料,经亚胺化、烷基化和水解反应合成了L-苯丙氨酸,考察了亚胺结构在不同反应条件下对产物收率和对映选择性的影响。
英文短句/例句
1.The Synthesis and Application of Chiral Phase-transfer Catalysts in Asymmetric Catalytic Reactions;手性相转移催化剂的合成及其在不对称催化反应中的应用
2.The Synthesis of Two Pharmaceutical Intermediates and a New Chiral PTC;两个药物中间体及一种新型手性相转移催化剂的合成
3.Designs and Catalytic Epoxidative Performances of Novel Salen Mn(Ⅲ) Complexes and Solvent Regulated Phase-transfer Chiral Catalysts;新型Salen Mn（Ⅲ）类配合物和相转移手性催化剂的设计和催化性能研究
4.Studies on the Preparation of Triphase-transfer Catalysts with Grafting-type and Catalytic Activity;接枝型三相相转移催化剂的制备及其催化性能
5.Study on the Synthesis and Catalysis of new Phase Transfer Catalyzer新型相转移催化剂的合成及催化性能研究
6.Synthesis of Polymer-Supported Chiral Quaternary Ammonium Salts Phase-Transfer Catalysts and Studies on Their Asymmetric Catalysis Properties;聚合物负载手性季铵盐相转移催化剂的合成及其在不对称催化反应中的性能研究
7.Study on the Reactivity of MP-02 Catalyst Used for Liquid Phase Transalkylation of Poly-Isopropylbenzene多异丙苯液相烷基转移催化剂MP-02性能研究
8.Synthesis, Characterization and Catalytic Performance of Keggin Type Heteropolyacid Phase-transfer CatalystsKeggin型杂多酸相转移催化剂的合成、表征及催化性能研究
9.Synthesis of C_2-asymmetric Phase-transfer Catalytic and ApplicationC_2-对称的相转移催化剂的合成及应用
10.Study on synthesis and applications of phase transfer catalyst TEBAC相转移催化剂TEBAC的合成与应用研究
11.The results showed that poly( ethylene glycol) as a phase transfer catalyst can raise the conversion.指出聚乙二醇作为相转移催化剂可增加转化率。
12.Electro Organic Synthesis of 1,4-Benzoquinone by Phase Transfer Catalysis;相转移催化剂电化学合成对苯醌的研究
13.Synthesis and application of phase transfer catalyst triethyl benzyl ammonium chloride相转移催化剂三乙基苄基氯化铵的合成与应用
14.Synthesis、Characterization and Its Application of the Reaction-Controlled Phase Transfer Catalyst;反应控制相转移催化剂的制备、表征及应用研究
15.STUDY ON THE SYNTHESIS OF IONONE VIOLET IN THE PRESENCE OF PHASE TRANSFER CATALYSIS相转移催化合成假性紫罗兰酮的研究
16.Synthesis, Characterization and Catalytic Performance of Phase-transfer Catalyst Based on Polyoxometalates基于多金属氧酸盐的相转移催化剂的合成、表征及催化应用
17.Studies on the Organic Synthesis Reactions Catalyzed by PEG400 Without Solvent;相转移催化剂PEG400在固—液相无溶剂有机合成中的应用研究
18.Synthesis of Dehydroabietic Amine Derivatives and Their Application in Asymmetric Phase-Transfer Catalytic Reaction and Chiral Separation;脱氢松香胺类衍生物的合成及其在手性相转移催化和手性分离中的应用研究
相关短句/例句
chiral phase transfer catalyst手性相转移催化剂
1.Synthesis and application of a newchiral phase transfer catalyst N-benzyl quinine bromide;新型手性相转移催化剂N-苄基溴化奎宁的合成及应用
2.Synthesis and asymmetric induction effect ofchiral phase transfer catalyst Ⅳ.Chiral diquaternary ammonium salts;手性相转移催化剂的合成和不对称诱导效应Ⅳ——手性双季铵盐
3.A novel class ofchiral phase transfer catalysts was synthesized conveniently from cinchona al- kaloids and 2-(chloromethyl)benzimidazole.以金鸡纳生物碱和2-氯甲基苯并咪唑为原料方便地合成了四种新型的手性相转移催化剂。
3)chiral phase transfer catalysts手性相转移催化剂
4)phase transfer catalyst手性相转移催化剂
1.Synthesis and asymmetric induction effect of chiralphase transfer catalyst——chiral quarternary and bisquarternary ammonioum salts synthesized with L-(-)-tyrosine;手性相转移催化剂的合成和不对称诱导效应——以L-酪氨酸为原料合成的手性单季铵盐和双季铵盐
2.Asymmetric synthesis using chiralphase transfer catalyst is a new method that has just been developed in late years.本文利用廉价易得的手性物质—苯丙氨酸甲酯盐酸盐为初始原料，合成了4种新的单季铵盐类手性相转移催化剂和2种双季铵盐类手性相转移催化剂，扩大了手性相转移催化剂的来源，并把它们应用于亲核取代反应和亲核加成反应，探讨了它们的催化机理和不对称诱导效应。
5)chiral phase-transfer catalysis手性相转移催化
1.At the same time ,we reported the development of asymmetric alkylation under the condition ofchiral phase-transfer catalysis and the effects of catalyt, solvent, temperature , concentration and magnetic field on enantioselectivity and reactive yield.该文介绍了目前普遍使用的手性季胺盐、手性冠醚等手性相转移催化剂及聚合物支载的手性相转移催化剂 ,综述了近几年国内外手性相转移催化不对称烃基化反应的最新进展 ,并介绍了催化剂、温度、溶剂、浓度和磁场等因素对该类烃基化反应的化学产率、光学产率的影响。
6)Chiral catalytic phase transfer alkylation手性相转移催化烷基化
延伸阅读
性相【性相】（术语）性者法之自体，在内不可改易也。相者相貌，现于外可分别也。有为无为相对，则无为法为性，有为法为相。而有为无为皆有性相，自体云性，可识云相。智度论三十一曰：“性言其体，相言可识。”法华经方便品曰：“如是相，如是性。”涅槃经二曰：“汝今当观诸行性相。”
