1) enantioselective heterogeneous hydrogenation
多相不对称催化氢化
3) catalytic asymmetric hydrogenation
不对称催化氢化
1.
Recent progress in catalytic asymmetric hydrogenation of β-aminoacrylic acid ester derivatives is described, and various effects in the reactivity and enantioselectivity of hydrogenation reactions are discussed.
综述了近年来β-胺基丙烯酸酯衍生物的不对称催化氢化反应的研究工作,并讨论了影响氢化反应活性与对映选择性的各种因素。
2.
Induced by a small amount of chiral catalysts, H_2 is added to the unsaturated double bond, and the chiralmolecule is efficiently obtained in this catalytic asymmetric hydrogenation.
在不对称催化氢化过程中起关键作用的是手性催化剂的结构,包括手性膦配体和中心过渡金属。
4) asymmetric hydrogenation
不对称催化氢化
1.
In this paper, reduction of imine compounds via asymmetric hydrogenation and hydrosilylation are introduced from metal center composing catalyst point of view, including the following three aspects, named titanocene-cata-lyzed system, Rh-andIr -catalyzed system, and Ru catalyzed system.
本文概述了通过不对称催化氢化和不对称催化氢化硅烷基化还原前手性亚胺类化合物中的C=N 的进展,并且着重从构成催化剂的金属中心的角度来介绍二茂Ti催化体系、Rh和Ir催化体系和Ru催化体系。
5) Asymmetric catalytic hydrogenation
不对称催化氢化
1.
The paper reviewed the study on the chiral phosphines in asymmetric catalytic hydrogenation and their nearest development.
本文综述了手性膦配体及其碳碳双键的不对称催化氢化反应研究和最新进展，并对手性膦配体的设计做了分析和总结。
6) asymmetric catalytic hydrogenation
不对称催化加氢
1.
Trends and Research on the technology of asymmetric catalytic hydrogenation;
不对称催化加氢技术的研究及其发展趋势
补充资料：多相
在交流电力线路中具有频率相同而初相不同的若干个交流电动势。对外供电有两个以上的接头。
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