benzen相关论文
The scandium terminal imido complex supported by a monoanionic tetradentate NNNN ligand, [LSc=N(DIPP)](L = [MeC(N(DIPP))......
A series of poly(aryleneethynylene)s containing dibenzosilole unit has been synthesized by palladium-catalyzed Sonogashi......
A novel coordination polymer,{[Co(CBA)(BIMB)_(0.5)]·H_2O}_n(1,H_2CBA=4,4’-(propane-2,2-diyl)dibenzoic acid,and BIMB=4,......
Molecular structures of reactants were characterized by molecular electronegativity distance vector (VHMED) considering ......
Active radicals formed during the sonolysis of PVK (polyvinyl carbazole) and PMMA (polymethylmethacrylate) have been st......
Functional monomer (MP)_2PT having tertiary aromatic amino group was systhesized from the reaction of N, N-di (2-hydrox......
Three spin-labeled antitumor derivatives of podophyllotoxin, containing an iminoxyl radical,have been synthesized.Preli......
Photocoupling Reactions of Haloaromatic Hydrocarbons With Aromatic Compounds——Synthesis and Mechanis
An effective method of synthesizing polyaromatic hydrocarbons with high selectivity was developed through our research w......
Eight bis-,two tris-and two mono-crown ethers of Schiff base type have been pre-parcd by the reaction of 4’-formylbenz......
New phosphorus- and selenium-containing heterocyclyes, 1,3,2,6-dioxaphosphaselena-cyclooctanes (la-1h), were synthesize......
Semiempirical prediction of the hyperpolarizabilities for cyanovinyl-substituted donor-acceptor mole
We present here a systematically theoretical study on the nonlinearities and their structure-property relationship of c......
Influence of Mobile Phase Composition on the Enantioseparation of Methoxyl Flavanones with Self-prep
The influence of different alcohol modifiers in mobile phase on the chiral separation of 4-methoxyl flavanone, 5-methoxy......
Cubic boron nitride(c-BN) was synthesized through benzene thermal method at a lower temperature of (300℃) by selectin......
Synthesis and Characterization of Benzimidazolium Salts as Novel Ionic Liquids and their Catalytic B
A new series of ionic liquids have been prepared containing benzimidazolium cation (abbreviated as Bim). These salts wer......
Flurbiprofen 1, an excellent nonsteroidal antiinflammatory drug, was synthesized in 5 steps in 69% overall yield. The ke......
The crystal structure of ephedrine hydrochloride was determined by means of X-ray crystallography.The crystal system of ......
The promotion effect of CO in methane dehydroaromatization was investigated using 13CO probe molecules. By alternative i......
Highly efficient synthesis of 2,3-dihydroquinazolin-4(1H)-ones catalyzed by heteropoly acids in wate
Heteropoly acids efficiently catalyzed the cyclocondensation reaction of anthranilamide with aldehydes in water at ambie......
用浸渍法制备了一系列镍基催化剂并以苯加氢反应及二硫化碳中毒为手段考查了MoO3对Ni基催化剂的改性机制.结果表明,钼的加入能增加......
采用连续流动反应装置,考察了裂解汽油在HZSM-5与金属元素改性的HZSM-5上的芳构化反应,发现锌改性后提高了液体产物中芳烃的收率。......
利用全最小二乘法，对丙酮中所含红外光谱重叠严重的苯及甲苯所测数据，自编程序，在计算机上进行处理，所得结果相对误差均小于６％，优于最小二......
叙述了苯直接催化羟基化反应制苯酚、苯酚直接催化羟基化反应制苯二酚的研究开发的最新进展,介绍了不同氧化剂的试验情况,评述了各......
就交通尾气、季节变化、室内装修等因素对典型场所室内空气品质的影响进行了研究，结果表明：城市街道上的汽车尾气是室内VOCs及其它污......
采用气相色谱内标法测定胶粘剂中苯、甲苯、二甲苯的含量，选择环己酮作为内标物、FID检测器、以氮气为栽气，选择合适的柱温、检测器......
The kinetics of ozonation reactions of trichloroethylene (TCE) and benzene in gas and liquid phases at 101.3 kPa and 298......
建立了气相色谱内标法测定家具白乳胶中苯系物含量的方法。样品中苯系物经甲醇提取、离心，上清液用60mEN一20色谱柱分离，气相色谱检......
The adsorption behavior of thiophene and benzene on NiY zeolite has been investigated by the frequency response(FR) meth......
采用气相色谱法，以甲酸甲酯为内标物，对在所研制催化剂作用下氧化反应前后的醋酸丁酯、二甲苯和苯进行了一次定量分析。色谱条件为10......
自制一个烟雾箱,用它研究了苯在大气中的演化过程及其演化产物.在烟雾箱中,对流层太阳光用黑光灯模拟.OH自由基用亚硝酸甲脂光解产......
采用浸渍法制备了Mo掺杂的Pd／Al-Ti系整体式催化剂，考察了Mo添加量对Pd—Mo／Al—Ti整体式催化剂催化燃烧苯反应性能的影响，并对催化剂......
建立了烟用水基型乳胶中苯及苯系物的顶空-气相色谱-质谱（HS-GC-MS）分析方法。样品采用N,N-二甲基甲酰胺溶解,静态顶空进样,气相色谱......
本文讨论了最近用SERS、PDIR研究在电极溶液界面处吸附在电极表面的分子(或离子)之间的偶极-偶极相互作用。该法不仅能用于研究小......
研制出一种强酸促进的甲烷非氧化脱氢芳构经催化剂Ｍｏ－Ａ／ＨＺＳＭ－５，在可比的实验条件下，其对甲烷的转化活性和苯收率比非促进的Ｍｏ／ＨＺＳＭ－５催化剂均提高约４０％，且催化......
