Trans-cis isomerization

精品项目网 2024-05-17 07:59:16

基本释义:

顺反异构

网络释义

1)cis-trans isomerization,顺反异构

2)Trans-cis isomerization,顺反异构

3)cis-trans isomerism,顺反异构

4)Isomerization

[ai,s?m?rai'zei??n],顺反异构

5)cis trans isomerization,顺反异构

6)cis and trans isomers,顺反异构物

用法和例句

The cis-trans isomerization of MR has been investigated, which shows the stability of azobenzoic acid derivatives.

一方面通过研究甲基红的顺反异构反应揭示偶氮苯羧酸衍生物的稳定性;另一方面采用分子碎片组合计算方法构建出偶氮苯羧酸衍生物插层水滑石体系的理论模型。

Trans-cis isomerization of azobenzene and azobenzene polymers were presented.

综述了偶氮苯聚合物光学性能及应用的研究进展,介绍了偶氮苯小分子及偶氮苯聚合物的顺反异构特性,讨论了偶氮苯聚合物的光诱导双折射及双色现象形成机理及实验方法,分析了聚合物形态、聚合物分子结构对上述现象的影响。

Advances in process and mechanism of cis-trans isomerism;

顺反异构化过程及其机理

This paper discusses cis-trans isomerism in pesticide molecules and associated structure-bioactivity relationships,with emphasis on recent research advances in cis-trans isomer synthesis and its mechanism,including photoisomerism,thermal isomerism,and catalytic isomerism.

在介绍了农药分子中存在的顺反异构化现象及顺反异构与农药生物活性的关系后 ,重点评述了顺反异构化过程及其机理的研究现状 ,其中包括光致异构化、热致异构化和催化异构化 ,并分析了顺反异构体分离和研究顺反异构化机理时存在的问题。

AM1 and Ab initio calculations have been performed for the cis-trans isomerismtautomers(a-b) of 4-nitrophenylnitromethane and 4-bromophenylnitromethane by using 6-31G ** basis sets at Hartree-Fock level, electronic correlation effects are also considered through MP2/6-31G ** single-point energy calculations.

对 4-溴苯基氮酸甲酯的顺反异构体 (a -b)进行了HF/6- 31G 水平上的优化计算 ,并考虑电子相关效应 (RMP2 /6- 31G )对其能量进行了校正。

Process for preparing rich tran-chysanthemic acid (I) by isomerization and saponification of ethyl chrysanthemate has been studied.

研究了菊酸乙酯顺反异构、皂化制富反式菊酸的工艺条件。

The results not only confirm the 2 1A g nature of the excited states responsible for the cis trans isomerizations but also demonstrate that the action spectra of the NRTP reactions correspond to the two photon allowed absorption bands.

顺反异构的双光子制御不仅证明了激发态的对称性质,而且给出了一种获得某些低荧光化合物双光子吸收光谱的新方法。

CIS /TRANS ISOMERIC BONDING PARAMETER TOPOLOGICAL INDEX AND THEIR APPLICATION IN CORRELTION WITH THE PROPERTIES OF CIS /TRANS ISOMERS

顺反异构键参数拓扑指数及其在相关顺反异构分子性质中的应用

Separation and detection of cis and trans-isomers of propiconazole by chromatography

色谱法分离与检测丙环唑顺反异构体

A NEW METHOD OF DETERMINING THE CONFIGURATION OF GEOMETRICAL CIS,TRANS-ISOMERS OF COMPLEXES IN SOLUTION

确定溶液配合物顺反异构体构型的新方法

Determination of Cis-trans Isomers of Dialkyl 1.2-cyclohcxanedicarboxylate

1.2-环己二甲酸二烷基酯的顺反异构体的测定

Studies on the Effect of Phosphorylation on the Peptidyl-prolyl Imide Bond Cis/trans Isomerization

磷酸化对肽脯酰胺键顺反异构影响的研究

Study on Syn-and Anti-perillartine by NMR;

利用NMR技术对紫苏葶顺反异构体的研究

Cis-trans Isomerization of Vinylenes in PPVs and the Subsequent Change of Physical Properties

PPV中双键顺反异构过程及衍生的物理性质变化

Preparation and Photoisomerism of Cinepazide Maleate

马来酸桂哌齐特的制备及其光致顺反异构研究

Photoisomerization Mechanism of the Trans-cis Azobenzene Sulphonate Derivatives

偶氮苯磺酸衍生物的光致顺反异构化机理

Molecular structure and regulate mechanisms of the peptidyl prolyl cis/trans isomerase Pin1

肽基脯氨酰顺反异构酶Pin1的分子结构与调节机制

Analysis of cis-and trans-lsomers of Perfumes by Cross-linking Glass Capillary Chromatographic Column

交联玻璃毛细管柱气相色谱分析香料顺反异构体

STUDIES ON CIS TRANS-ISOMERIZAT1ON OF FLAME RETARDANT UNSATURATED POLYESTER RESINS SYNTHESIZED FROM EPICHLOROHYDRIN

用环氧氯丙烷合成阻燃性不饱和聚酯树脂顺反异构化研究

Transition State Kinetic Parameters Calculation on cis-trans Isomerization in Disilene

二硅烯化合物顺反异构化过渡态动力学参数的计算

Elementary Study on the Purification and Protein Cross-linking of Human Peptidylprolyl-cis-trans-isomerase Cyclophilin;

人肽基脯氨酰顺反异构酶cyclophilin的纯化及蛋白质交联的初步研究

MAGNETIC FIELD EFFECT ON PHOTOCHEMISTRY Ⅱ. CIS- TRANS ISOMERIZATION OF STILBENE VIA ELECTRON TRANSFER

光化学反应中的磁场效应 Ⅱ.电子转移光敏化1,2-二苯乙烯的顺反异构化反应

Study of Quantitative Analysis of Organic Pesticide by Infrared Spectroscopy Ⅵ. The Determination of cis-and trans-Isomers Contents of Insect-Analogue of Phosdrin

有机农药的红外光谱定量分析研究 Ⅵ.杀虫剂灭蚜净的顺反异构体含量测定

Two sorts of tetrapeptide models were designed to explore the effects ofphosphorylation on peptidyl-prolyl imide bond cis/trans isomeriztion in this thesis.

本文设计了两类四肽化合物模型,作为研究磷酸化影响肽脯酰胺键顺反异构的框架。

THE ELECTRONIC STRUCTURES AND BIOLOGICAL? ACTIVITIES OF METHOMYL′S CIS? ?AND TRANS?ISOMERS

灭多威顺、反异构体的电子结构和生物活性

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