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Three new types of chiral derivatives of calix[4]arene 5,8,10 were synthesized and characterized by MS,IR and EA.

本文设计合成了三种新型手性杯芳烃衍生物5,8,10,并通过质谱、核磁、红外、及元素分析等手段进行了表征,确认为目标产物。

Transport kinetics of lead ion using calix[4]arene derivatives carriers in liquid membrane have been briefly discussed.

简要讨论了以杯[4]芳烃衍生物作为离子载体对Pb2+液膜传输的动力学机理。

In Chapter 3, two calixarene-linked chitosans were synthesized by the reaction of chitosan with 1,3-diglycidyl calix[4] arene.

第三章以双缩水甘油基杯[4]芳烃与壳聚糖中的氨基或羟基发生交联,得到了两种结构不同的网状聚合物。

According to the ~1H NMR and ~(13)C NMR data,all calix[4]arene derivatives were in 1,3-alternate conformation.

1H NMR和~(13)C NMR数据表明由该反应合成得到的杯[4]芳烃的构象均为1,3-altetmate构象。

In this dissertation, we present the synthesis, structure and self-assembly of some novel calix [4] arene derivatives with multi-cavities.

本论文工作主要包括三个部分:(1)通过RCM(Ring-Closing Metathesis)方法设计合成了一系列桥连的双杯[4]及多杯[4]芳烃衍生物。

Two novel pyrene-armed calix[4]arenes by triazole connection were synthesized using "click" chemistry.

通过&click&反应合成了两个含芘基团的杯[4]芳烃

Two novel pyrene-armed calix[4]arenes by triazole connection were synthesized using "click" chemistry.

通过&click&反应合成了两个新的由三氮唑连接的含芘的杯[4]芳烃

Moreover, the optional conformation of calix[6] arenes in the solid state which was called a pinched cone was determined with IR spectroscopy.

而两种杯[6]芳烃氢键构象和强度的不同导致了二者的拉曼谱图也存在较大的差异。

Fluorescence, UV-vis and NMR are the most common methods in the research of chiral recognition. According to these methods, the latest research progress in the synthesis of chiral receptors based on calix[4]arenes and their applications in the chiral recognition are summarized.

在手性识别的研究中,荧光、紫外和核磁是3种最常见的研究方法,本文根据这3种方法进行分类,综述了近年来以杯[4]芳烃为分子骨架的手性受体的合成及其在手性识别中的应用。

A compound of calix[4]arene,α-phenylethylamine-amides on whose lower rim, are synthesized with two routes.

采用两条路线成功合成了一种在杯[4]芳烃下缘引入α-苯乙胺的酰胺结构的化合物。

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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐

The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.

血精的原因很,以良性病变为主。