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A novel bis (o-aminobenzophenone) s monomer is synthesized, and is used to get three different polyquinolines containing phenylamine moiety through Frieldlander reaction. The solubilities, thermal stabilities and luminescent properties of the polymers were evaluated. All the polymers are thermal-stable, and are soluble in common organic solvents. The emission of their thin film is from excimer emission.

合成了一种新型的二邻氨基二苯酮单体,通过Frieldlander反应,可以构造出不同结构的含有类三芳胺基元的发光聚喹啉,对其溶解性、热性能进行了研究,结果表明这类聚喹啉在常用有机溶剂中的溶解性有了很大提高,同时保持了聚喹啉较高的热稳定性;研究了它们在溶液态和薄膜态的紫外可见吸收光谱和荧光发射光谱,发现它们在薄膜态下的荧光发射主要来自于分子间激基复合物发射。

The 7-bromo group was replaced with various aniline, and then treated with 4-methoxybenzenesulfonyl chloride to afford the 6-azaindole-1-sulfonamides.The synthesis of 7-aryl-6- azaindole-1- sulfonamide derivatives were prepared by a Suzuki reaction at 7-position, utilizing the 7-bromo-6-azaindole was treated with a variety of phenylboric acid to give the designed 7-aryl substituted 6-azaindoles.

将七号位碳上的溴基取代成各种苯胺类衍生物,再与4-甲氧基-磺基氯苯反应得到6-氮基吲哚-1-磺胺。7-苯基-6-氮基吲哚-1-磺胺类衍生物的合成是以7-溴基-6氮基吲哚-1-磺胺为起始物和各种苯硼酸经由铃木偶合反应在第七号位碳上,得到在第七号位碳上有苯基取代的6-氮基吲哚-1-磺胺。

Synthesis of the phenylhydrazone, oxime and semicarbazonederivatives of calix[4]arenesThe reaction of p-formylcalix[4]arenes with phenyl hydrazine,hydroxylamine hydrochloride or semicarbazide hydrochloride afforded thephenylhydrazone, oxime or semicarbazone derivatives of calix[4]arenes,respectively.

酯型杯[4]冠醚的全醚化及性能研究利用氢化钠作为碱,对酯型杯[4]冠醚剩余酚羟基进行烷基化,合成中性杯芳烃酯型冠醚,初步研究了其对金属离子、有机阳离子和中性分子的识别情况,发现其对这些底物缺乏有效作用能力。

The choice and technology of the phosphation reagent were investigated.

在合成中对磷酸化试剂的选择及制备工艺进行了考察,研究了反应温度,反应时间,反应物与磷酸化剂的摩尔比对磷酸单酯含量的影响。

Benzyl acetate was synthesized from acetic acid and benzyl alcohol as raw materials with phosphotungstic acid as catalyst.

介绍了以冰乙酸和苯甲醇为原料,采用磷钨酸作催化剂合成乙酸苄酯的方法,考察了反应物醇酸摩尔比、催化剂用量、带水剂用量、反应时间、带水剂品种、催化剂重复使用对酯化率的影响。

The crystal structures, photophysical and electrochemical properties of thesecomplexes have been further studied in detail.

本文合成了几个系列的多吡啶化合物及其部分金属配合物并研究了它们的光、电、磁学性质及生物活性等。

The existence of polymeric chain provides additional channels for the elimination of the absorbed energy along the polymer backbone, and with the correspondence increases the photostability and thermal stability of the dyes.

聚合物链的存在为共聚物体系的非辐射能提供了一个额外的通道,有利于体系的热稳定性和光稳定性提高,这为设计合成新型固体激光材料提供了理论依据。

To establish new methods for highly sensitive time-resolved fluorescence bioassay, several new lanthanide fluorescence complexes were synthesized and used for the preparations of nanometer-sized lanthanide fluorescence biolabels. Novel lanthanide fluorescence nano-biolabels are uniform (25-55 nm in diameters),strongly fluorescent with long fluorescence lifetime, highly photostable and biocompatible.

本项目以时间分辨荧光生物分析新方法的建立与应用为研究目的,在合成出几种稀土荧光配合物的基础上,建立了几种新型强荧光性纳米稀土荧光生物标记材料的可控制备方法,生物标记方法及其在时间分辨荧光免疫分析中的应用方法。

To establish new methods for highly sensitive time-resolved fluorescence bioassay, several new lanthanide fluorescence complexes were synthesized and used for the preparations of nanometer-sized lanthanide fluorescence biolabels. Novel lanthanide fluorescence nano-biolabels are uniform (25-55 nm in diameters),strongly fluorescent with long fluorescence lifetime, highly photostable and biocompatible.

中文摘要:本项目以时间分辨荧光生物分析新方法的建立与应用为研究目的,在合成出几种稀土荧光配合物的基础上,建立了几种新型强荧光性纳米稀土荧光生物标记材料的可控制备方法,生物标记方法及其在时间分辨荧光免疫分析中的应用方法。

The pinacol coupling of carbonyl compounds affording pinacol s is an important method for the formation of 1, 2-diols and one of the most powerful methods for constructing carbon-carbon bond.

醛酮的片呐醇偶联是合成片呐醇的经典而有效的方法之一,也是形成C-C键的有效途径,一般通过醛酮与金属试剂或金属络合物作用来实现。

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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失

But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.

但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。