化学合成

Three novel hemicyanine derivatives,-N-(4-sulfopropyl)-4-[2-(4- N, N-diethylaminophenyl)-ethenyl]pyridinium,-N-(4-suMbbutyl)- 4-[2-(4-N, N-diethylaminophenyl)ethenyl]pyridinium (EPS4), and-N-(4- su)fobutyl-4-[2-(4-N, N-diethylaminophenyl)ethenyl]quinolinium (EQS4) with different length of alkyl chains between the adsorbing group (RSO3-) and the chromophore group, were synthesized and their photophysical and photoelectrochemical properties were studied.

设计合成了具有不同空间位阻的吡啶盐类和喹啉盐类半菁染料-N-(4—磺酸根丙基)-4-[2-4（4-N，N-二乙基氨基苯基）乙烯基]吡啶鎓盐，-N-4-磺酸根丁基）-4-[2-(4-N，N-二乙氨基苯基）乙烯基]吡啶鎓盐（EPS4）和-N-（4-磺酸根丁基）-4-2-（4-N，N-二乙基氨基苯基）喹啉鎓盐（EQS4），研究了它们的光物理性质，并将它们用作TiO2纳米晶电极的光敏化剂引入光电化学电池中。

The formyl-2.2-bisferrocenyl-propane was synthesized by formylation reaction of 2.2-bisferrocenyl-propane with DMF in the presence of POCl3 in CHCl3 at (55±2)℃ in high yield and conversion, the diformyl-bisferrocenyl-propane was also obtained simultaneously in low yield.

随着二茂铁化学基础理论的发展及二茂铁衍生物的大量合成，人们也逐步发现了它们在许多领域的应用前景[1]，尤其是作为燃速催化剂，具有比金属氧化物更高的燃速催化效果。

The formyl-2.2-bisferrocenyl-propane was synthesized by formylation reaction of 2.2-bisferrocenyl-propane with DMF in the presence of POCl3 in CHCl3 at (55±2)℃ in high yield and conversion, the diformyl-bisferrocenyl-propane was also obtained simultaneously in low yield.

随著二茂铁化学基础理论的发展及二茂铁衍生物的大量合成，人们也逐步发现了它们在许多领域的应用前景[1]，尤其是作为燃速催化剂，具有比金属氧化物更高的燃速催化效果。

Glycoluril is an important building block for supramolecular chemistry,and its derivatives have been used as the basis for molecular tweezers.

甘脲作为一个重要的基本建筑模块在超分子化学中被广泛地应用，尤其被用于合成各式各样的钳型受体分子。

Keywords: Haemaphysalis longicornis; juvenile hormone; chemical structure; synthesis site; physiological function

中文关键词：长角血蜱；保幼激素；化学结构；合成位点；生理功能

A series of hydrotalcites were synthesized using high saturated method and were characterized by XRD, IR and TG. The impact of hydrotalcite's chemical composition and crystal structure were studied by changing the molar ratio of Al to in the samples.

基于此，利用高过饱和沉淀法合成了一系列的Zn-Al-HTlc，并通过XRD， IR和TG进行了表征，研究了样品中的n/n，即x对Zn-Al-HTlc化学组成、晶体结构的影响。

Investigation of major metabolic pathways of SFZ-47 in animals The metabolites of SFZ-47 in rabbit urine following oral administration were separated and detected with HPLC and LC-MS methods. On the basis of the chromatographic behavior and mass spectra of the metabolites as well as biotransformation pathways of drugs with the partial structure of SFZ-47, the hydroxylic derivative 4-(3H-1, 2- dihydro-1-pyrrolizinone-2-methylamino benzyl alcohol and the carboxylic derivative 4-(3H-1, 2-dihydro-1-pyrrolizinone-2-methylamino benzoic acid of SFZ-47 were proposed as two potential metabolites and were synthesized.

在动物体内主要代谢途径的确定用HPLC和LC-MS对家兔口服SFZ-47后尿中的代谢物进行了分离、检测，根据代谢产物的色谱和质谱行为以及与SFZ-47有类似结构部分的其它药物的代谢途径，推测其羟基衍生物[4-（3H-1，2-二氢-1-吡咯里嗪酮-2-甲基胺基）苯甲醇]与羧基衍生物[4-（3H-1，2-二氢-1-吡咯里嗪酮-2-甲基胺基）苯甲酸]是两种可能的代谢产物，遂用化学方法合成了这两种衍生物。

Using Gassian98 with LANL2DZ basis sets, the quantum chemistry calculation of the model was performed.4. A series of ligands which all include imidazolyl group were designed and synthesized. The crystal structure of one of them was determined by X-ray diffraction.

设计并合成了一系列含有咪唑基的配体，应用X-射线衍射方法测定了其中一种配体的晶体结构，并用Gaussian98程序包进行了量子化学计算。

Isoflavone; imidazole; imidazolyl isoflavone derivatives; microwave-mediated synthesis; antioxidative activity

工程科技I，化学，有机化学异黄酮；咪唑；咪唑基异黄酮衍生物；微波合成；抗氧化活性

Cellulose is a kind of innoxious natural polymer material with abundant natural resources, high polymerization degree, good molecule orientation and chemical stability.

纤维素资源丰富，是一类聚合度高、分子取向好、化学稳定性强的天然高分子材料，且具有许多合成高分子无法比拟的优良的生物相容性和生物降解性能，无毒无害。

This paper discusses design and realizable methods of remote test output interface from logical design angle.

本文从逻辑设计的角度讨论遥测输出接口的设计及实现方法。

This also 星体投射plies to buildings, structures and geological features.

这也适用于建筑物和地质特征。