吡啶基

Two kinds of dsDNA intercalating fluorescent dyes, [Ru2]2+(phen = 1,10-phenanlinthroline; dppz = dipyrido [3,2-a:2',3'-c] phenazine) and BOBO-3 2,2\'-1,3-propanediylbis[(dimethyliminio-3,1-propanediyl -1(4H)-pyridinyl-4-ylidenemethy-lidynebis[3-methyl]-benzothiazoe were employed in this chapter, and two non-covalent labeled fluorescence sensing systems for thrombin determination were successfully developed and compared based on its 29-mer aptamer.

本章利用dsDNA嵌入式荧光染料[Ru2]2+(phen = 1，10-二氮菲； dppz =吡啶[3，2-a：2'，3'-c]吩嗪)及BOBO-32，2\'-1，3-丙二基二[(二甲基亚氨基-3，1-丙二基-1(4H)-吡啶基-4-(丙-1，3-二烯基二[3-甲基]-苯并噻唑)，基于适配体29-mer，分别建立了两种凝血酶检测体系[Ru(phen2]2+及BOBO-3检测体系。

Hrough copolymerization of styrene with few quantity of methacrylic acid, maleic anhydrate or 4-vinyl pyridine respectively and of butyl methacrylate with maleic anhydrate, the functional groups carboxyl, simple anhydride and pyridyl have been introduced respectively to the chain of PS or PBma.

通过苯乙烯与少量的甲基丙烯酸、马来酸酐或4—乙烯基吡啶的共聚及甲基丙烯酸正丁酯与马来酸酐的共聚，可在聚苯乙烯及聚甲基丙烯酸丁酯链上分别引入功能基因羧基、酸酐基和吡啶基对共聚物进行了红外光谱、酸碱滴定、元素分析、玻璃化转变温度、粘度及紫外光谱的测定。

In order to find biologically active urea compounds,seven new N-[5-(3-pyridyl)-1,3,4-thiadiazol-2-yl]-N'- urea derivatives were synthesized by the reaction of 2-amino-5-(3-pyridyl)-1,3,4-thiadiazole with aroylazides,which were prepared starting from carboxylic acids,ethyl chloroformate and sodium azide by one-pot procedure.

为了寻找高生物活性的脲类化合物，通过2-氨基-5-(3-吡啶基)-1，3，4-噻二唑与酰基叠氮化物反应，设计合成了7个新的N-[5-(3-吡啶基)-1，3，4-噻二唑-2-基]-N'-取代苯基脲，其中芳酰基叠氮化物是以芳酸、氯甲酸乙酯、叠氮化钠为起始原料采用&一锅法&所制得。

Three novel rigid compounds 3, 6-bis[2-(4-pyridylethenyl]-9-ethylcarbazole (L~1), 3,6-bis[2-(2-pyridyl)ethenyl]-9-ethylcarbazole (L~2), 3,6-bis[2-(4-pyridyl)ethenyl]-9 -ethylpyridylcarbazole (L~3) were successfully synthesized by Heck reaction, which were fully characterized by elemental analyses, NMR, MS, IR spectra and single X-ray diffraction analysis.

利用Heck偶联反应，成功地合成了三种新型刚性的吡啶基咔唑类化合物：3，6-二[2-(4-吡啶基)乙烯基]-9-乙基咔唑(L~1)，3，6-二[2-(2-吡啶基)乙烯基]-9-乙基咔唑(L~2)和3，6-二[2-(4-吡啶基)吡啶基]-9-乙基吡啶基咔唑(L~3)，通过元素分析、核磁共振谱、质谱、红外光谱和单晶X-射线衍射等分析手段确证了它们的结构。

The first part is to synthesize 5-formyl -8- quinolinol from 8-uinolinol and chloroform , using ethanol as a solvent. Then analysizing the 5-formyl-8-quinolinol by IR. The second part is , according to ideas of molecule designing, to synthesize the new self-assembly Inorganic-Organic coordination polymers Co(u2-bpyV2O6,(C4H4N2)Ni2(H2O)2-V4Ol2,(Cl2Hl2N2)Co-V2O6 using Cu, Ni, and Co as templating, 4-cyano-pyridine(4-CNPy), 4,4-bipyridine,pyrazine, l,2-bis(4-pyridyl)ethane, 5-formyl -8- quinolinol as building blocks and Ammonium Metavanadate (NH4VO3) as subordinate building blocks by Hydrothermal , analysizing their content of element determining their structures by X-Ray diffraction.

本课题实验分为两部分：一是配体的合成，以8-羟基喹啉、三氯甲烷为原料，以乙醇为溶剂，合成了5—甲醛基—8羟基喹啉并且对其进行了IR的分析测定；二是配位聚合物的合成，通过分子设计，采用溶剂热法以Cu、Ni、Co为中心离子，以5—甲醛基—8羟基喹啉、4，4-联吡啶、吡嗪、1，2-二吡啶基乙烷为配体，以偏钒酸根(VO_3~-)为辅助配体，通过水热法自组装合成了新的3-D网状结构配位聚合物Co(μ_2-bpy)V_2O_6，(C_4H_4N_2)Ni_2(H_2O)_2·V_4O_(12)，C_(12H_(12)N_2Co·V_2O_6，并对其进行了元素分析和晶体结构的测定。

Moreover, seven ruthenium phenanthroline derivatives were also synthesized. The synthesis of Ru3Cl2 and Ru2AqphenCl2 have not yet been reported, and a new and effective method for the synthesis of Ru32 was also investigated.

本文第二章主要内容是以邻菲咯啉为原料，合成四种刚性结构强的邻菲咯啉衍生物：二吡啶基吩嗪，四吡啶基吩嗪， 10.11-1.4-萘酮－2，3；2'，3'－二吡啶基吩嗪，对羟基苯基并[4，5]-邻菲咯啉。

Adjacent helical chains are racemic. The Ag atom is linked to two nitrogen atoms of the 2-pyridyl and 4'-pyridyl groups from two different 2,4'-bpy ligands as well as to the oxygen atom of the counterion. In 17 and 19, the adjacent helical chains are linked to wavy two-dimensional network structures by the nitrate counterions.

相邻的螺旋链间是外消旋的，Ag 原子与分别来自两个不同2，4'-联吡啶的2-吡啶基和4'-吡啶基的氮原子以及阴离子的氧原子配位，在配合物17和19中，相邻聚合螺旋链被硝酸根离子桥连接起来，变成了一个波浪形的二维网络结构；配合物18是首次通过无桥连配体支持的Ag ××× Ag键将相邻螺旋链连接成二维非穿插的网络结构。

A Mn TPP-Au/SiO2 composite catalyst was obtained by immobilizing Manganese porphyrin on Au/SiO2 (5% Au loading) using mercaptopyridine with sulfhydryl and pyridyl groups as bridging agent, and it was used for the aerobic oxidation of cyclohexane for the first time.

以包含巯基和吡啶基官能团的巯基吡啶为桥联剂，实现了MnTPP在金负载量为5%的Au/SiO2催化剂上的固载化，从而得到了一种新型MnTPP-Au/SiO2复合催化剂。

Two sorts of polyacrylate derivates were designed and systhesized. One has benzoic acid groups linked to backbone via an alkyl chain of different length, the other has pyridyl groups at its side chain. On the basis of hydrogen-bonding between carboxyl and pyridyl groups, multilayer film was fabricated in mixed solvents. We studied the effect of either the composition of mixed solvents or length of alkyl chain on the structure of a multilayer film.

设计合成了两类聚丙烯酸酯类高分子，一种侧链含有通过不同个数的亚甲基和主链相连的苯甲酸基团，另一种侧链含有吡啶基团，基于羧基和吡啶基之间的氢键相互作用，在混合溶剂中制备了多层膜，并研究了溶剂组成与高分子侧链间隔基长度对多层膜结构的影响。

The effects of pyridine substitutive derivations on the metabolic pathway of Blakeslea Trispora, were studied such as 2,6-dimethylpyridine,2,5-dimethylpyridine, 2-amino-6-methylpyridine and tobacco dust which contains mainly 3-pyridine substitutive derivation.

主要考察了吡啶衍生物如2，6-二甲基吡啶、2，5-二甲基吡啶、2-氨基-6-甲基吡啶及烟草废弃物（主要成分为3-吡啶基衍生物）对三孢布拉氏霉菌代谢途径的影响。

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。