化学合成

Organotin compounds have attracted considerable attention by the chemists and their co-workers due to their wide applications for example as pesticidal, bactericidal and antitumour agents in many fields such as industry, agriculture and medicine. It possesses important scientific meaning to synthesize new organotin compounds and study their structures and properties.

有机锡配合物具有优异的催化、杀菌和抗癌等性能而在工业、农业和医药等领域得到广泛的应用，因而受到化学工作者的重视，因此，合成新的有机锡配合物并研究其性质具有重要的科学意义。

Searching for specific ligand to a certain recepter or enzyme in human body from secondary metabolities of plants, animals and microorganisms, Optimization of lead compound under certain theory or hypothesis, and synthesis methodology investigation of pharmaceutically active compound are all tasks of medicinal chemistry.

药物化学的研究领域十分宽广，既有从动物、植物、微生物的次生代谢产物中寻找与人体内特异性的受体、酶的激动剂或拮抗剂，又有在理论、假想指导下的先导化合物的优化，以及生理活性化合物的合成方法学研究。

Four new solid complexes of rare earth with phenoxyacetic acid and 1,10 phenanthroline were synthesized ,and their composition,solubility and molar conductance were studied.

合成了钕、钇、镝、镥等稀土·苯氧乙酸·邻菲罗啉三元配合物。用化学分析法研究了它们的组成以及它们在不同溶剂中的溶解性能和摩尔电导等物理性质。

The target of this project is to design and synthesize novel metal phosphonate compounds with porous structures and to study their chemical and physical properties.

金属有机膦酸化合物作为潜在的离子交换材料、选择性催化剂和传感器等而引起了人们极大的兴趣，本项目的目标是设计合成新的有机膦酸多孔化合物，并进一步研究其化学和物理性质。

In this paper, the synthesies and applications of phophonate esters, specially the syntheses and applications of a-aminoalkyl phosphonate esters have been re-viewed.

有机膦酸酯由于结构与性质的特殊性及广阔的应用前景，正在成为化学研究的热点。本文对有机膦酸酯及其衍生物，特别是α-氨基烷基膦酸酯的合成方法与应用做了介绍

New chiral phosphonic acids and zirconium phosphonates might have potential applications in asymmetric synthesis, enantioseparation and biochemistry.

手性有机膦酸及新手性层状膦酸-磷酸锆在不对称合成、对映体拆分和生物化学都可能有潜在的应用。

In this paper, we summarize the synthetic methods, structure features and photophysical properties of WSCPs developed in recent ten years, and their applications in a new generation of optoelectronic devices and bio-chemical detection. On this basis, we point out the existent problems in the present research and applications of WSCPs,and also give a perspective on their future.

本文总结了近10年来报道的水溶性共轭聚电解质的结构特点和合成方法，以及对不同化学或物理条件下光物理性质的研究，归纳了它们在新一代光电器件制作和荧光传感中的应用，并在此基础上提出了水溶性共轭聚电解质研究中尚待解决的问题，并展望了水溶性共轭聚电解质的应用前景。

The significance and application of reinforcement of conventional polymers by POSS are reviewed.

综述了多面体低聚倍半硅氧烷改性传统聚合物的作用及其应用；介绍了POSS的纳米级笼形结构、良好的热力学和化学稳定性及耐热、阻燃等以及溶胶-凝胶法合成POSS的优缺点。

Must have experience in preformulation area or analytical development as well as pharmaceutical analysis according to written method/protocols.

实验室服务，包括合成化学，生物检测，毒理学，临床前医药开发，分析服务，生物制药和医疗器械测试，及其它相关合同研发服务。

Propoxy propyl cellulose was synthesized by esterification with hydroxypropyl cellulose as raw material. The chemical structure of PPC was characterized by Fl' IR.

以羟丙基纤维素为原料，通过酯化反应合成了丙酰氧丙基纤维素，通过FT-IR表征其化学结构。

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