吡啶基

The bioluminescence inhibition of N-hexylpyridinium b is imide and dichlorvos to Vibrio-qinghaiensis sp.-Q67 was determined by the microplate toxicity analysis.

应用微板毒性分析法，首先测定了离子液体N-己基吡啶双酰亚胺与敌敌畏对青海弧菌Vibrio-qinghaiensis sp。

The ground and excited states of mono- and di-nuclear terpyridyl Pt complexes ＋(1) and (2) were explored by using the first principle based on a DFT method.

采用基于第一性原理的密度泛函理论对单核和双核三联吡啶Pt配合物＋(1)和PtC≡(2)的基态和激发态以及光谱性质进行了系统研究。

A series of oligoaniline-modified mono- and bis-nuclear iron complexes have been synthesized successfully, and their spectroscopic and electrochemical properties have been studied.

合成了一系列齐聚苯胺修饰的三联吡啶铁配合物，研究了齐聚苯胺链长、不同取代基等对配合物光谱性质和氧化还原性质的影响。

In the reaction of NAE18 with nitrogen mustard aryl phosphorochloridate, 4-dimethylaminopyridine played critical catalytic action.

在合成工作中发现：在NAE18与氮芥芳基磷酰氯的反应过程中， 4-二甲氨基吡啶起着关键性的催化作用。

In 3 each zinc atom is coordinated by two tcm anions and two dpyam molecules to form a distorted octahedral geometry. Different from the former two complexes, 3 shows a mononuclear structure.

在3中每个锌与两个三氰基甲烷阴离子，两个2，2'-双吡啶胺分子相配位形成畸变八面体的空间结构。

AIM: To establish a method to determine 2,6Dimethyl4(3nitropheny1)1,4 dihydropyridine3carboxylic acid dimethylester5carboxylic acid pentyl ester (MN9202) in biological medium by reversephase highperformance liquid chromatography.

目的：建立生物介质中1，4二氢2，6二甲基4(3硝基苯基)3，5吡啶二甲酸甲戊酯（MN9202）的高效液相色谱检测方法。

The results suggest that the electronic π-π* transitions in AlQ_3 are localized on the quinolate ligands; the transition from a phenoxide donor to a pyridyl acceptor includes C→C and O→N transferences. There hardly is any relation to the metal aluminum.

结果表明，电子从基态跃迁到低激发态时主要为π-π*跃迁；电荷从含氧的苯酚环转移至含氮的吡啶环上，包括两环之间 C→ C转移和 O→ N转移，与金属离子关系不大。

The hydrogen bonding of 1:1 complexes formed between acetamide and three kinds of isomers of picolines have been completely investigated using B3LYP method at various basis set levels from 6-31G to 6-31+G and 6-31++G. The results show that the interaction energies of hydrogen bond complexes between acetamide and picoline isomers have great effects on the values of h_.

2采用密度泛函理论等方法研究了乙酰胺分子分别与甲基吡啶三种异构体分子以1：1的比例形成的氢键络合物，从B3LYP/6-31G到6-31++G基组水平进行了优化，利用结合能数据讨论了焓对作用系数的差异。

In the paper,a PVC membrane picric acid anion selective electrode is developed using Bromhexadecyl pyridine picrate ion pair as the active component and dioctyl phthalate as the plasticizer.

本文用苦味酸溴代十六烷基吡啶离子对作为电活性物质，以邻苯二甲酸二辛酯为增塑剂，研制成以PVC为基质膜的苦味酸离子选择电极。

ABSTRACT:OBJECTIVETo synthesis the 4alkyl 1［2(pyridin2yl ethoxy)ethyl］ piperazine and study its effects for ability of memory in mice.

［目的］合成4烷基1［2(2吡啶乙氧基)乙基］哌嗪，探讨减少了酯结构的合成物对小鼠记忆力的影响。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。