炔屬化合物 的英文怎麼說
中文拼音 [quēzhǔhuàgěwù]
炔屬化合物
英文
acetylenic compound-
Unsaturated alkynyl alcohols, such as dehydronerolidol, dehydrogeranyllinalool, and dehydroisophytol, were prepared by ethynylation of turpentine derivatives, namely terpenylacetones, e. g. geranylacetone, farnesylacetone, and phyton under normal pressure in presence of alkali metal hydroxide and organic solvents
摘要松節油衍生物格萜烯基丙酮，如香葉基丙酮、金合歡基丙酮和植物酮在常壓條件，堿金屬氫氧化物和有機溶劑存在下可發生乙炔化反應，形成對應的， -不飽和炔醇化合物脫氫橙花叔醇、脫氫香葉基芳樟醇和脫氫異植物醇。Calcium carbide is an important primary material for organic synthesis industry. reacted to water, it can produce ethyne for the manufacture of synthetic fiber, synthetic resin, plastic, synthetic rubber, fertilizer, agricultural pesticide, growth hormone for plants, dyes, and solvent etc
電石為基本有機合成工業的重要起始原料，電石與水反應生成乙炔，可用於合成纖維合成樹脂塑料合成橡膠化肥農藥植物生長激素染料溶劑等的製造，也可用於金屬切割與焊接照明等，竭誠歡迎各界選購。Abstract : polyphenylacetylenes were synthesized by rn ( nbd ) cl 2 and wcl6 / ph4sn catalyst systems in n2 at room temperature. polymers with high yield and high molecular weight were obtained. their structures were characterized by uv, ir, nmr and gpc, respectively. the fluorescence of the polymer solution with different concentration was investigated using variable excitation wavelength from uv to visible region. the relation between fluorescence and polymer structure was studied. the results showed that the molecular chain structure has great influence on fluorescence of the polymers. the emitting peak wavelength of fluorescence for the polymer of high stereoregularity is independent of solution concentration and excitation wavelength. the emitting peak wavelength of fluorescence for the polymer with disordered molecular chain arrangement varies with changing the solution concentration and excitation wavelength, and different emission sites in molecular chains and low emitting yield are shown. the measurement and analysis of fluorescence spectroscopy of polyphenylacetylenes may provide some useful information to judge the molecular chain arrangement in some conjugated polymers
文摘:使用有機金屬銠、金屬鎢/四苯基錫催化劑體系聚合苯乙炔，分別獲得了高產率和高分子量的聚苯乙炔.使用uv ， ir ， nmr ， gpc等分別對聚合物結構進行了表徵.採用不同波長的激發光對聚合物熒光性能進行研究，詳細分析了聚合物結構與熒光性能之間的關系.研究結果發現，不同聚合物結構對聚合物熒光性能產生很大影響，規整性高的聚合物，將有較高的發光量子效率；聚合物規整性差，將可能導致多個熒光發光結構點，其熒光強度降低.聚合物熒光光譜研究將對某些共軛聚合物結構的規整性分析提供一些有用的信息Professor yam, who is a member of the chinese academy of sciences, has devoted her research efforts to the molecular design and synthesis of novel luminescent inorganic and organometallic metal complexes that can serve as molecular functional materials. some of these new molecular materials have promising optical and light - emitting properties, which may find interesting applications in materials, science, and as chemosensors or biosensors by utilizing luminescene as the reporting property for different substances
身為中國科學院院士的任教授致力於將無機及有機金屬化學的研究應用於功能分子材料的發展，利用分子設計及合成手段，系統地創造各種新穎的發光金屬炔配合物和金屬硫屬簇的分子材料，並進行系統性光譜相比研究來闡明其發光性能及光譜源由。分享友人