取代物

A photoresist composition including a polymer is disclosed, wherein the polymer includes at least one monomer having the formula: wherein, R1 is selected from H, linear, branched or circular alkyl with 1-20 carton atoms, linear, branched or circular alkyl with 1-20 C atom, which is perfluorinated or semi-perfluorinated; and CN; R2 is alicyclic group with 5 or more carbon atoms; X is selected from methylene, aether, ester, amide and the connecting part of the carbonate; R3 is linear or branched alkylene with one or more carbon atoms or perfluorinated or semi-perfluorinated linear or branched alkylene; R4 is selected from H, CH3, CF3, CHF2, CH2F and perfluorinated or semi-perfluorinated aliphatic group; R5 is selected from the CF3, CHF2, CH2F and perfluorinated or semi-perfluorinated substituted and unsubstituted aliphatic group; n is 1 or higher integer; OR12 is OH or at least an acid unstable group selected from the tert-alkyl carbonate, tert-alkyl ester, tert-alkyl aether, acetal and ketal.

本发明公开了一种包含一种聚合物的光刻胶组合物，该聚合物包括至少一种具有下列结构的单体：其中，R 1 选自氢、具有1～20个碳原子的线形、支化或环状烷基、半氟化或全氟化的具有1～20个碳原子的线形、支化或环状烷基、以及CN；R 2 为具有5个或更多个碳原子的脂环基团；X为选自亚甲基、醚、酯、酰胺和碳酸酯的连接部分；R 3 为具有1个或多个碳原子的线形或支化亚烷基或者半氟化或全氟化的线形或支化亚烷基；R 4 选自氢、甲基(CH 3 )、三氟甲基(CF 3 )、二氟甲基(CHF 2 )、氟代甲基(CH 2 F)、以及半氟化或全氟化的脂族基团；R 5 选自三氟甲基(CF 3 )、二氟甲基(CHF 2 )、氟代甲基(CH 2 F)、以及半氟化或全氟化的取代或未取代的脂族基团；n为1或更大的整数；OR 12 为OH或者选自叔烷基碳酸酯、叔烷基酯、叔烷基醚、缩醛和缩酮的至少一种酸不稳定基团。

The effects of substituents on the nucleophilic reaction of benzyl halide and sodium azide were studied.

合成了叠氮苄、对氰基叠氮苄，对氟叠氮苄，对甲基叠氮苄和联苯二叠氮苄，研究了苯环上不同取代基对苄基卤代物与叠氮化钠经亲核取代反应生成苄基叠氮化物的反应的影响。

However, the spectral stability was increased, and the 0-1 transition and the full width at the half-maximum of photoluminescence spectra was decreased with the increase of the alkoxy length on phenylene. The nature (e.g. electron-donating and electron-withdrawing) of the substituted side groups on phenylene has obvious effect on the optical properties, QY and electrochemical properties of the polymers.

苯环上取代侧基的给吸电子性质变化对聚合物的光电性能具有全面的影响，改变取代侧基的给吸电子性质可调节芴苯共聚物的发光颜色和HOMO、LUMO能级以及HOMO-LUMO能隙等，因此，通过引入不同性质的侧基可以实现对此类聚合物光物理性能的调控。

Compared with PF6P, the attachment of alkyl or alkoxyl groups on phenylene effectively inhibits the formation of fluorenone-based excimers and thus remarkably improves the thermal stability of the spectra.3. Morphology and phase behavior of the polymers substituted with alkyl and alkoxyl groups on phenylene were investigated by differential scanning calorimetry, X-ray diffraction and other techniques.

一方面，未取代的PF6P薄膜和烷氧基取代苯的PF60C6薄膜在空气中退火后都产生了芴酮结构，随退火温度的升高所生成的芴酮结构的含量逐渐增大；另一方面，新的长波发射随退火温度的升高其荧光寿命明显增加，因此确定PF6P空气退火薄膜的长波发射是来源于芴酮的激基缔合物。

The compounds are represented by the structural Formula 1, Chemical formula should be inderted here as it appears on the abstract in paper form. a prodrug thereof, or any pharmaceutically acceptable salt, solvate, isomer or racemic mixture of the compound or said prodrug wherein R1 is heteroaryl, N-arylaminocarbonyl, N-heteroarylaminocarbonyl, benzimidazolyl or benzothiazolyl; R15 is present or not and if present is H, aryl, alkyl, arylalky or heteroarylalkyl; A is aryl, heteroaryl, cycloalkyl, cycloalkylidene, heterocycloalkylidene or heterocycloalkyl wherein said aryl, heteroaryl, cycloalkyl, cycloalkylidene, heterocycloalkylidene and heterocycloalkyl moieties may be substituted or unsubstituted; and B, L, X and R18 are defined herein.

所述化合物用结构式1表示，包括其前药或所述化合物或所述前药的任何药学上可接受的盐、溶剂合物、异构体或外消旋混合物，其中R 1 为杂芳基、N-芳基氨基羰基、N-杂芳基氨基羰基、苯并咪唑基或苯并噻唑基；R 15 存在或不存在，如果存在，则为H、芳基、烷基、芳基烷基或杂芳基烷基；A为芳基、杂芳基、环烷基、环烷叉基、杂环烷叉基或杂环烷基，其中所述芳基、杂芳基、环烷基、环烷叉基、杂环烷叉基和杂环烷基部分可被取代或未被取代；B、L、X和R 18 如说明书所定义。

And the effect of the synthesized compounds to T-lymphocyte transformation was investigated using methyl thiazolyl tetrazolium method.

结果显示：长链酰基取代后的化合物4a～4d和5a～5d对小鼠T-淋巴细胞增殖的抑制活性明显优于未取代的底物2和3。

The results reveal that the position, as well as the number, of sulfate substituent of S-b-CD plays an important role in the enantiomerization reaction of thioridazine.

此结果显示对掌异构物间的转换，与所使用特定的对掌选择剂有关，也意谓S-b-CD的硫酸根取代基位置与取代基数目在thioridazine的对掌异构化扮演著重要的角色。

The extraction equilibrium constants of Nd , Eu , Am in the system of seven monoacidic organophosphorus compounds dodecane 1. 0mol/l NO〓are reported. The dependency of the extractability on the PO〓function group、bonding charactor、metallic ion species and the structure of substitute has been examined.

给出了七个烷基磷酸的正十二烷熔液从1.0mol／lNO〓水溶液中萃取Nd、Eu、Am的平衡分配常数Kex，考察了萃取剂PO〓官能团、萃合物成键特性、金属离子及取代基结构与萃取性能间的关系，发现了：（1）可运用取代基自由能加和模型预测辛基膦酸辛基酯对La、Eu、Nd、Am等三价离子的平衡分配数据。

Firstly, a series of organic molecules which use phthalimido group as electron acceptor, N as electron donor, COO~- as eletrofugal group were synthesized based on SET-promoted photocyclization processes. These compounds were irradiated by 500 W ultraviolet under nitrogen atmosphere in room temperature. After filtration of the photochemical character of these molecules, substrate S1 and S2 were selected as appropriate model reactants. Secondly, the monosubstituted derivatives at the 6-position ofβ-cyclodextrin were synthesized as chiral template of photocyclization.

首先，以单电子转移机理为指导，设计了一系列以邻苯二甲酰亚胺基为电子受体、N为电子给体、羧基为离去基团的光环合反应底物，这些化合物在氮气保护下以500瓦紫外光室温下进行光照反应，对这一系列的分子的反应情况进行了研究与筛选，最终选择底物S1和S2作为研究光环合反应中立体控制方法的模型底物；其次，又合成了一系列6-位单取代β-环糊精，以此作为光环合反应的手性模板。

It has been found that the DNA-binding mechanisms and oxidative cleavage of the macrocyclic single nuclear copper complexes are relevant to the rigidity of macrocycle, substitute groups on the side chain, the shape and structure of the complexes.

对一系列结构不同的单核铜配合物的研究表明，大环配体结构的刚性、配体支链上的取代基、配合物的形状与结构等因素对配合物与DNA的相互作用及对质粒DNA的氧化断裂有显著的影响。

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。