Two new kind of energy transfer donor-acceptor dyads consisting of α-naphthoic acid moiety and 9-aminoacridine units linked by tetraethylene glycol or triethylene glycol flexible chain have been synthesized.

本工作分別用聚三乙二醇及聚四乙二醇柔性鏈將α-萘甲酸酯與9-氨基吖啶連接起來6080午夜影院三级片，合成了兩種新型二元發(fā)色團(tuán)分子體系日韩黄页无码精品视频，在兩個(gè)體系中黄黄黄片AAAAA，選擇激發(fā)α-萘甲酸酯，都可以發(fā)生從α-萘甲酸酯到9-氨基吖啶的高效率的單重態(tài)-單重態(tài)能量傳遞18禁止网站。。

Heterocyclic compounds contianing oxazole or thiazole moiety are also an important organic fluorescent compounds,which extensively exist in nature compounds and have superior biological activities.

含有噻唑和噁唑母體的雜環(huán)化合物廣泛存在于天然化合物中樱花视频操逼，具有很好的生物活性，而且還是一類很重要的有機(jī)熒光材料精品国产无码在线观看，因而受到廣大科學(xué)研究者的廣泛關(guān)注国产农村一级毛片精品久久。

Objective Some pentacyclic steroidal analogues with 3-hydroxy-5-ene moiety have been synthesized to evaluate inhibition of VEGF in breast cancer cells.

目的 設(shè)計(jì)合成一系列具有3-羥基－5-烯骨架的五環(huán)甾體骨架衍生物，并測(cè)試其抑制乳腺癌細(xì)胞新血管生成的活性的抑制作用国产内射xx在线。

In order to study novel polyquinolines for their applications in the fields of electroluminescent devices and chemosensors, we synthesize polyquinolines containing phenylamine moiety for single-layer LEDs; moreover, we synthesize polyquinolines with different molecular structures to investigate their properties as fluorescent chemosensors.

本論文是以研究新型聚喹啉材料在電致發(fā)光和熒光傳感器方面的應(yīng)用為目的51在线国产，將芳胺基元引入到聚喹啉主鏈上，以期使聚喹啉可用于單層電致發(fā)光器件中一级毛片免费看全过程；同時(shí)通過合成不同分子結(jié)構(gòu)的聚喹啉來考察其作為熒光傳感器的性能和規(guī)律处破视频。

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.

合成了一種新型的二鄰氨基二苯酮單體，通過Frieldlander反應(yīng)欧美三级视频观看，可以構(gòu)造出不同結(jié)構(gòu)的含有類三芳胺基元的發(fā)光聚喹啉真实处破女www，對(duì)其溶解性、熱性能進(jìn)行了研究日韩午夜福利版在线播放观看，結(jié)果表明這類聚喹啉在常用有機(jī)溶劑中的溶解性有了很大提高大屁股美女久久作爱视频，同時(shí)保持了聚喹啉較高的熱穩(wěn)定性；研究了它們?cè)谌芤簯B(tài)和薄膜態(tài)的紫外可見吸收光譜和熒光發(fā)射光譜久欠精品国国产99国产精2020，發(fā)現(xiàn)它們?cè)诒∧B(tài)下的熒光發(fā)射主要來自于分子間激基復(fù)合物發(fā)射a片射。

In order to study novel polyquinolines for their applications in the fields of electroluminescent devices and chemosensors, we synthesize polyquinolines containing phenylamine moiety for single-layer LEDs; moreover, we synthesize polyquinolines with different molecular structures to investigate their properties as fluorescent chemosensors.

中文題名聚喹啉的合成與表征副題名外文題名 Synthesis and characterization of novel polyquinolines 論文作者童輝導(dǎo)師王利祥學(xué)科專業(yè)高分子化學(xué)與物理研究領(lǐng)域\研究方向?qū)W位級(jí)別博士學(xué)位授予單位中國科學(xué)院長春應(yīng)用化學(xué)研究所學(xué)位授予日期2002 論文頁碼總數(shù)152頁關(guān)鍵詞發(fā)光材料共軛聚合物熒光傳感器電致發(fā)光聚合物聚喹啉館藏號(hào)BSLW /2003 /O633 /17 本論文是以研究新型聚喹啉材料在電致發(fā)光和熒光傳感器方面的應(yīng)用為目的，將芳胺基元引入到聚喹啉主鏈上人人性爱视频在线观看，以期使聚喹啉可用于單層電致發(fā)光器件中日本国产亚洲；同時(shí)通過合成不同分子結(jié)構(gòu)的聚喹啉來考察其作為熒光傳感器的性能和規(guī)律。

Thus, the phosphonate moiety is remainedin the products and this methodology can be used in the synthesis of substituted vinylphosphonates.

因此在本烯化反應(yīng)中保留了膦酸酯基團(tuán)免费啪视频，可用來合成取代的烯基膦酸酯亚洲一级黄片在线看。

A range of oligoaryls having alternating para- or meta-benzene-furan rings is synthesized by rapid convergent/divergent method from the annlation of a propargylic dithioacetal and an aldehyde having a propargylic dithioacetal moiety as the substituent.

中文摘要結(jié)合分流法/匯集法，利用炔丙基硫縮酮單體和另一具有醛基的單體進(jìn)行環(huán)化反應(yīng)日韩欧美偷拍一区二区三区，可以迅速合成對(duì)位及間位取代苯環(huán)呋喃交錯(cuò)寡聚物jizzcom。

It can be proposed that when the substituent is an electron donor, the twisted configuration between pyrazoline ring and the moiety attached on N1 is the fluorescence-emitted configuration of 2-pyrazoline, and the configuration where two moieties are placed in a co-plane is the best non-radiative decay configuration of these compounds.

這表明，對(duì)于C3位取代基為推電子基或弱的拉電子基團(tuán)的化合物男人扒开女人的腿桶到爽视频，N1所聯(lián)取代基與吡唑啉環(huán)相扭曲的構(gòu)象是化合物的發(fā)光構(gòu)象日本特级黄大片一区二区三区，兩者處于同一平面的構(gòu)象是化合物的最佳非輻射衰變構(gòu)象，與C3所聯(lián)取代基的旋轉(zhuǎn)扭曲無關(guān)亚洲黄色免费在线。

In the third chapter, the synthesis of5-[(1"S)-1",2"-diacetyl-oxyethyl]-1-phenylpyrazol-3-carboxaldehyde oxime(2) from5-[(1"S)-1",2"-diacetyl-oxyethyl]-1-phenylpyrazol-3-carboxaldehyde(1) and phenyl-hydrazine were introduced firstly. The synthesis of nine dioxapyrrolino[3,4-c]pyrazoles containing chiral pyrazolyl moiety(6a-i) from 2 with N-substituted-phenylmaleimide by nonmetal oxidant IBD-initiated intermolecular 1,3-dipolarcycloaddition was described in detail.

第三章首先以5-[(1′S)-1′性色作爱视频，2′-二乙酰氧基乙基]-1-苯基吡唑-3-醛(1)和苯肼為原料，合成了化合物5-(1′S)-1′自拍日韩动漫欧美视频网站，2′-二乙酰氧基乙基1-1-苯基吡唑-3-醛-苯腙(2)a黄色视频在线观看免费；再用化合物(2)與N-取代苯基馬來酰亞胺反應(yīng)可以直接看AV的免费网站，利用無金屬氧化劑—IBD引發(fā)1，3-偶極反應(yīng)国产黄色片视频,，發(fā)生分子間的環(huán)加成国产人成视频在线观看播放，合成了9種新型手性吡唑連二氧代吡咯啉并