芳構環化 的英文怎麼說
中文拼音 [fānggòuhuánhuà]
芳構環化
英文
aromatic cyclization-
Abstract : several - aromaticamino ketones, which were designed according to some hypothetical models of the cyclooxygenase and 5 - lipoxygenase active sites, were synthesized by an amino exchange reaction. the structures of the eight new compounds were confirmed by ir, 1h - nmr and elemental analysis. the results of the pharmacological tests showed some of the investigated compounds had significant anti - inflammatory activity on croton oil - induced ear edema of mice
文摘:根據環氧化酶、 5 -脂氧化酶活性中心結構模型設計了一組-芳胺酮類化合物，並用胺交換反應合成了這些化合物.經紅外光譜、核磁共振氫譜及元素分析證實了8個未見文獻報道的化合物的結構.藥理實驗結果顯示.部分受試化合物在巴豆油誘發小鼠足趾腫脹模型中表現出一定的抗炎活性Long chain alkyl benzenes is the product of cyclization - decarboxylation - aromatization of fatty acid, with the help of clay minerals catalytic effect, which comes from bacteria, seaseed and higher plant lipid ; or the reaction product of monocylic aromatics and fatty acid alkyl group under the same conditions
長鏈烷基苯主要是細菌、藻類和高等植物類脂化合物中脂肪酸在粘土礦物催化下發生環化脫羧再芳構化或單環芳烴與脂肪酸烷基化反應形成的產物。Heterocylic aromatics such as pyridine and pyrimidines also give a somewhat similar set of bands in the 1600 cm region.
雜環芳香族結構類如吡啶、嘧啶類化合物在1600厘米1（625微米）區域也有相似的一組譜帶。So we figured that the influence of the electron - electron interactions must be considered in our work. added an electron - electron interaction ( up to the fourth neighbor ) term to the baranowski - buttner - voit ( bbv ) model for polyaniline, we carried out a self - consistent - variation calculation for an biexciton in the pernigranlilne - base polymer, in order to confirm the model hamiltonian. the results showed that two peaks ( near l. oev and 1. 5ev ) appeared in the calculated optical absorption, besides the reproduced electronic structure, bond order wave ( bow ) and ring - torsion angles
發現引入電子?電子相互作用后，聚苯胺靜態激子的性質受到影響，該聚合物的鍵序波、芳環扭角和電子中文摘要結構發生了變化，而且在理論吸收譜的低能端出現了明顯的二特徵吸收峰（ 1 . 0ev和1 . 5ev附近） ，這一結果與實驗數據很好的吻合，從而這一點表明我們所考慮的因素是合理的。The expression vector prep9 was employed for the effective expression of ugt1a9 in chinese hamster lung cells ( chl ). the cell lines established were used for the study of glucuronidation in vitro, and the drug metabolism characteristics were summarized. as has been indicated that ugt1a9 mainly glucuronide hydroxyl, compounds that have aliphatic or phenol hydroxyl were selected for substrates of ugt1a9
由於botiag主要催化羥基的們醛釀綴合反應，本實驗選擇具有不同結構類型的含羥基化合物作為底物，一類是羥基處于芳環的異丙酚和撲熱息痛，其中異丙酚是gylag的專屬性底物，可以作為活性比較的參照，另一類是羥基處于脂鏈的普莢訖爾和普羅帕酮Calixarenes, cyclic oligomer of phenol - formaldehyde condensates have attracted great interest in supramolecular chemistry due to their peculiar molecular recognition ability
作為第三代超分子大環化合物的代表，杯芳烴具有特殊的分子識別能力和獨特的結構易修飾性。A variety of artificial receptor molecules, such as cyclodextrin ( cd ), crown ethers, calixarenes and porphyrin, as typical host compounds, have attracted enormous research interest in their molecular recognition. among them, cds having an interior hydrophobic cavity and an exterior hydrophilic environment, as a buildup element of second generation supramolecule, can accommodate many organic, inorganic and biological molecules in their toroidal cavity to form stable host - guest inclusion complexes. therefore, they have been paid much attention by the researchers of supramolecular chemistry
在已報道的多種人工超分子主體物質中，以冠醚、環糊精（ cyclodextrin ，簡稱為cd ） 、杯芳烴及卟啉（ porphyrin ）為主體的分子識別研究引起了人們的廣泛關注，其中環糊精（ cd ）作為第二代超分子的構築體，其內腔疏水而外部親水，可以與許多有機、無機和生物分子形成包合物，從而成為超分子化學工作者感興趣的研究對象。The classic synthesis methods of polycyclic aromatic hydrocarbons ( pah ), the most recent development in the synthetic methodology of the functional pah, their application to construction of complex architectures ( liquid crystals, shape persistent linear and cyclic macromolecules ), and their supramolecular behavior are reviewed in this article
摘要對稠環芳香烴的合成方法、官能團化稠環芳香烴最新合成進展、官能團化稠環芳香烴構建的復雜分子體系（液晶、剛性線型和環狀的大分子）及其超分子化學進行了評述。The results showed that the excitons were completely recombined after 900 fsec and the geometry structure of the polymer such as the bow and the ring - torsion angles returned to the ground states, which were the dimerization states
結果表明，大約在900fsec之後激子復合過程結束，電子結構返回到二聚化狀態，體系的鍵序波、芳環扭角等回到基態的二聚化狀態。Carbon nanotubes and polycyclic aromatic hydrocarbons ( pahs ) are important research objects of structural chemistry. hexagonal system, which is used to represent mathematicaliy pahs in organic chemistry, is developed perfectly in this century. while the theories concerning different topological invariants and parameters on hexagonal systems tend gradual1y to achieve great successes, the performance of the calcu1ations by pen and paper is still rather tedious, or even impossibie, when the size of molecules increases
碳納米管和多環芳烴（ pah ）是結構化學的重要研究對象，從圖論角度描述有機化學中多環芳烴的六角系統在近代得到了很大的發展，對六角系統的各種拓撲不變量和一些參數的計算已趨完善或正在逐步完善。The structures and properties of many polyhalogenated aromatic hydrocarbons are similar with dioxin - like compounds, which have potential threatens to environment and human health as persistent organic pollutants because of their toxicity
摘要許多鹵代芳烴化合物具有類似於二惡英類化合物的結構和性質，都屬于持久性有機污染物，其毒性對環境和人類健康存在潛在的危害。分享友人