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- This paper highlights the recent advances in the chiral catalyst immobilization using a conceptually new strategy, i.e. self-supporting approach. 较系统地介绍了手性催化剂负载的一种新方法(即“自负载”策略)及其在非均相不对称催化反应中应用的最新进展。
- Polymer-supported chiral catalyst 高分子载体手性催化剂
- Recent progress on asymmetric epoxidation of unfunctionalized alkenes by chiral catalysts was summaried. 综述了手性催化剂催化的不对称环氧化反应研究进展情况。
- The application of modified heterogeneous chiral catalysts in asymmetric synthesis is described in this review. 本文评述了修饰型多相手性催化剂在不对称合成中的应用。
- Lipase are used frequently as chiral catalysts in the asymmetrization processes. 摘要脂肪酶是不对称合成中一种常用的手性催化剂。
- Chiral catalysts have been classified according to narural compounds, both enanticoselec-tive reaction and enantiomeric excess were also presented. 以天然产物为前体对手性催化剂进行了分类,对每种手性催化剂列举了所催化的不对称反应及其对映选择性;
- Keywords dehydroabietic acid;abietic acid;chiral catalyst; 脱氢枞酸;松香酸;手性催化剂;
- The polymer-supported catalysts were first divided into achiral and chiral catalysts,and then divided into different sections according to the chemical reactions catalyzed. 用于支载体的聚合物包括交联聚合物、线型聚合物及树形聚合物;
- Keywords Organic catalyst;Polymer support;Chiral catalyst;Aminoacid;Peptide; 聚合物;载体;有机催化剂;树形聚合物;多肽;
- The enantioselective ring opening of epoxides catalyzed by chiral catalysts has emerged as an important synthetic strategy for the preparation of various optically active compounds. 摘要手性催化的环氧化物立体选择性开环反应可以用来制备多种具光学活性的化合物,因而成为有机合成中极为重要的方法之一。
- Oxazo-type compounds mainly include oxazolidinone, oxazoline and oxazaborolidine.Usually they are used as chiral auxiliaries, chiral catalysts and chiral ligands in asymmetric reactions. 摘要聚合物支载恶唑类化合物主要包括聚合物支载恶唑烷酮、恶唑啉和硼杂恶唑啉等,其在不对称反应中主要用作手性助剂、手性催化剂及催化剂配体。
- And then study the application of heterogeneous chiral catalysts prepared using VOx-NTs and TiO2-NTs as support coating with chitosan (CS) ad Pd in acetophenone transfer hydrogenation reaction. 研究了氧化钒和氧化钛纳米管做载体负载壳聚糖及钯作为多相催化剂在苯乙酮不对称氢转移反应中的应用。
- Keywords PMBHA resin;Chiral catalyst;Aldol reaction;Hydroxyproline;Recycle; PMBHA树脂;手性催化剂;羟醛缩合反应;羟基脯氨酸;回收;
- The offer of a new job provided just the catalyst she needed. 这份新工作正是她所需要转变的契机。
- Progress in the Asymmetric Addition of Diethyl Zinc to Aldehydes Using Chiral Catalyst 醛与二乙基锌的手性催化不对称加成研究进展
- Keywords Bis(oxazoline);1;3-dipolar cycloaddition reaction;metal complexes;stereo selectivity;chiral catalyst; 双唑啉;1;3-偶极环加成反应;金属络合物;立体选择性;手性催化剂;
- Keywords Asymmetric synthesis;Polymer supported;Chiral catalyst;Phase transfer;Cinchona; 不对称合成;聚合物负载;手性催化剂;相转移;金鸡纳碱;
- Keywords 1,3-dipolar cycloaddition reaction;chiral catalyst;metal complexes;bis(oxazoline); 偶极环加成反应;手性催化剂;金属络合物;双恶唑啉;
- The last step is to regenerate the catalyst. 最后一步是将催化剂还原。
- Keywords organometallic reagent;alkenyl or aromatic halide;asymmetric cross coupling;chiral catalyst; 有机金属试剂;卤化物;不对称交叉偶联;手性催化剂;
