thiophene相关论文
The title compound 2,5-dimorpholinyl-3,4-di(p-chlorophenyl)thiophene (C24H24Cl2N2O2S, Mr=475.41) was obtained by the rea......
Two new compounds involving a thiophene moiety named as 2,5-bis[4-(N,N- diphenylamino)styryl]thiophene (BPST) and 2,5-bi......
光催化技术是一种绿色的化学技术,它可以利用取之不尽的太阳能来降解有毒污染物或者分解水产生氢气等.毋庸置疑,这项技术的核心是......
掌握炼焦煤中有机硫的禀赋特征,认知微波对煤中有机硫结构的化学作用机制,对丰富煤炭脱硫理论体系,优化煤炭微波脱硫工艺,开发煤精......
Hydrodesulphurisation is an important part of the hydrotreating process.More stringent regulations on the quality of fue......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Desulfurization of gasoline by condensation of thiophenes with formaldehyde in a biphasic system usi
Aqueous phase of acids as catalysts for the desulfurization of gasoline by condensation of thiophenes with formaldehyde ......
利用超声辅助液相离子交换法制备Cu(Ⅰ)Y、CeY、Cu(Ⅰ)CeY吸附剂,利用XRD、BET、ICP和FT-IR技术对吸附剂进行表征。考察了Cu(Ⅰ)Ce......
In situ FT-IR spectroscopy investigations of carbon nanotubes supported Co-Mo catalysts for selectiv
To better understand the nature of carbon nanotubes supported Co-Mo catalysts (Co-Mo/CNTs) for selective hy-drodesulfuri......
采用固定床等温积分反应器,以不同组成的含硫化合物作为模型化合物,在消除催化剂内外扩散影响的基础上,考察了反应温度、苯并噻吩......
Studies on Synthesis and Biological Activities of Novel Triazole compounds Containing Thiophene Grou
本文通过对荣华二采区10...
本文通过对荣华二采区10...
Synthesis and Non-linear Optical(NLO) Properties of a Series of Alkoxysilane Derivative Chromophores
本文通过对荣华二采区10...
Facile synthesis and characterization of a novel thiophene-fused polycyclic aromatics based on pyren
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Design, synthesis and biological evaluation of 1,4-dihydrothieno [3′,2′:5,6]thiopyrano [4,3-c]pyrazo
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
采用浸渍法制备了w(Nb)为15%的Nb/USY催化剂,通过XRD、BET等手段对催化剂进行表征分析,表明所制备的Nb/USY催化剂中Nb以高度分散的状......
Photocatalytic oxidation kinetics of thiophene in n-octane/water extraction system was studied with fluorine and ferric ......
Thiophene adsorption on the Rh(111)surfaces has been investigated by density functional theory.The results show that the......
The computer molecular simulation technique was applied to study the chemisorption of thiophene and tetramethylthiophene......
以噻吩甲醛、对氨基苯甲酸、溴丙烷、对羟基苯甲酸为原料,经过醚化反应、希夫碱反应、DCC/DMAP酯化反应合成了噻吩衍生物液晶。化......
The reaction mechanism of thiophene on vanadium oxides under FCC operating conditions had been preliminary studied using......
The electron momentum spectra of outer valence orbitals 9a1+5b2 of thiophene (C4H4S) have been studied by binary (e, 2e)......
Studies on Synthesis and Biological Activities of Novel Triazole compounds Containing Thiophene Grou
Fifteen new triazole compounds containing thiophene groups were synthesized and their structures were confirmed by means......
The removal of sulfur compounds(thiophene)from petroleum via extraction with ionic liquids was systematically studied.Th......
Facile synthesis and characterization of a novel thiophene-fused polycyclic aromatics based on pyren
A novel large thiophene-fused polycyclic aromatics 1 based on pyrene 5 has been synthesized, and its structure was confi......
Zeolites NaY and Ce(IV)Y were employed as adsorbents to remove organic sulfur compounds from model gasoline (MG) solutio......
以模拟汽油为原料,用小型间歇式反应器,对4种 Y 型分子筛催化噻吩-烯烃的烷基化反应性能进行评价。实验结果表明:分子筛 USY1烷基化的......
利用具有较长碳链的正己烷作为原料对氧化钼进行程序升温碳化制备碳化钼. X射线衍射、X射线光电子能谱表征和BET比表面积测定以及......
采用频率响应技术和程序升温脱附技术,研究了模型化合物(噻吩和苯)在液相CeY(L—CeY)分子筛上的吸附扩散性能。结果表明,在L—CeY分子筛......
采用水热法合成了可见光催化剂Ag—BiVO4,并对其进行了XRD和uV—VisDRS表征。以噻吩的正辛烷溶液为含硫模型化合物溶液,考察了Ag—Bi......
利用六步反应制备了五元杂环取代的嘧啶化合物,并讨论了在反应过程中出现的2,3位取代问题,并成功分离目标单体化合物,而且详细讨论了酰......
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以磷酸氢二铵和偏钨酸铵为原料,用不同条件焙烧处理的方法制备了一系列负载型和非负载型磷化钨(WP)催化剂.并对合成的催化剂进行了BE......
将脱硫剂CD-1与Amberlyst-15酸性树脂配合使用,可以有效的将汽油中的噻吩类硫化物经缩合反应转化为沸点超出汽油流程的产品,从而通过......
以离子液体[Emim]S(硫酸乙酯-1-甲基-3-乙基咪唑)和[Epy]S(硫酸乙酯-N-甲基吡啶)作为萃取剂,将噻吩溶于正庚烷构成FCC汽油模拟体系。分......
针对焦化芳烃中噻吩类含硫化合物影响化工利用的现状,通过分析不同焦化芳烃精制方法的特点,表明可综合利用噻吩和芳烃的吸附精制工艺......
采用水热法合成了可见光催化剂Cu-Bi2WO6并对其进行X射线粉末衍射(xRD)、紫外一可见漫反射(UV-VisDRS)表征。以噻吩的正辛烷溶液作为模......
利用程序升温还原方法合成了Ni2P/TiO2催化剂,采用H2-TPR、XRD、XPS等技术对样品的结构和性质进行了表征,研究了催化剂对噻吩的常压加......
采用高效液相色谱法,用甲醇-水作流动相,对流动相配比、体积流量、色谱柱温度在内的各项参数作了选择.测得焦化苯中噻吩的流动相配......
运用频率响应方法(Frequency Response)研究了噻吩在NaY分子筛和CeY分子筛上的吸附行为,在(335~473)K和(13.3~133.3)Pa绘制频率响应谱图,并根据......
以噻吩作为起始化合物,经溴化、去α-溴、卤素-有机金属锂置换、酰化、羰基加成、氧化等6步反应,制备得到3-(3-噻吩酮)噻吩,总产率......
以苯、甲苯和二甲苯作为芳烃模型化合物,考察了它们的烷基化反应性能,并将其对噻吩烷基化反应性能的影响进行了比较。实验结果表明,苯......
以TS-1为催化剂,水为溶剂研究了正辛烷中噻吩的选择氧化反应。结果表明,在TS-1/水/正辛烷三相体系中,在常压和333K下噻吩硫完全转化成硫......
由3,3',4,4'-二苯醚四甲酸二酐(ODPA)和3,3'-二甲基4,4'-二氨基二苯甲烷(DMMDA)二胺为单体,利用低温溶液缩聚-化学亚胺化法合成了ODPA-DMMD......
采用液相离子交换法制备了Cu^+-Y分子筛和稀土改性Cu^6+-Y分子筛,以正己烷为溶剂,噻吩和苯分别作为硫化物和芳烃的代表形成模拟汽油......
以噻吩(TP)、苯并噻吩(BT)和正己烷配制模拟汽油,就如何提高Cu+-13X分子筛对噻吩的选择性进行了一系列的静态吸附及动力学吸附研究。结......
噻吩类硫化物的脱除是燃油能否实现生产超低硫清洁燃油的关键.本文研究了双金属有机多孔材料Ni-Cu/BTC吸附燃油中噻吩的性能.结果......
采用GC-FPD,GC-MS,NH3-TPD及BET等手段,以噻吩,2-甲基噻吩,3-甲基噻吩,2-乙基噻吩及2,5-二甲基噻吩为模型硫合物,异丁烯为烷基化剂......
制备了Na2WO4/SiO2和Na2WO4P2.5/SiO2催化剂,并用X射线衍射(XRD)、BET比表面积测试法、数字化扫描电镜(SEM)手段对其进行了表征。以噻......
以四丙基氢氧化铵、四乙氧基硅烷和去离子水为原料,采用一次水热合成法,制得了ZSM-5分子筛膜;采用X射线衍射和扫描电子显微镜对膜的物......