hydroformylation相关论文
多孔有机笼(POCs)由英国利物浦大学的Cooper教授在2009年首次合成,这种多孔小分子材料的出现具有两方面重要意义:(1)开拓了多孔材......
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......
Ab Initio MO Studies on the Reaction Mechanism for Carbonyl Insertion Catalyzed by Carbonyl Cobalt C
本文通过对荣华二采区10...
本文通过对荣华二采区10...
A novel phosphate ligand used for the Rh-catalyzed hydroformylation of cyclohexene in a thermoregula
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......
Insight into the Detailed Mechanism of HRh(CO)(PPh3)3 Catalyzed Hydroformylation of 1-Phenyl-1-(3-py
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......
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......
Polyether moiety was introduced to the phosphinite and the phosphinite modified rhodium complex formed in situ was highl......
A novel phosphate ligand used for the Rh-catalyzed hydroformylation of cyclohexene in a thermoregula
A novel phosphate ligand, tri-(methoxyl polyethylene glycol)-phosphate (TMPGPA), has been synthesized and used in the Rh......
Insight into the Detailed Mechanism of HRh(CO)(PPh3)3 Catalyzed Hydroformylation of 1-Phenyl-1-(3-py
Density functional calculations have been used to study the mechanism of 1-phenyl-1-(3-pyridyl)ethene hydroformylation u......
A new protocol that enables asymmetric hydroaminomethylation of styrenes to afford chiral amines has been developed. Cat......
Ab initio method under the effective core potential (ECP) approximation is employed to study the reaction mechanism of c......
Ab Initio MO Studies on the Reaction Mechanism for Carbonyl Insertion Catalyzed by Carbonyl Cobalt C
Ab initio method, under the effective core potential(ECP) approximation at HF/LANL2DZ level, has been employed to study ......
Polyether-tailored phosphite modified rhodium complex formed in situ was highly active in the hydroformylation of oleyl ......
Effects on the recycling effieieney of thermoregulated phase-separable Rh/PETPP (P-[p-C6H4O(CH2CH2O)nH]3, N=3n) complex ......
A novel TPPTS-Rh/SiO2 catalyst, prepared by directly modifying a heterogeneous highsurface-area Rh/SiO2 catalyst with wa......
Biphasic Catalytic(Hydroformylation of 1-Dodecene in Micellar System with Cationic Gemini Surfactant
The promotion effect of cationic gemini surfactants for the hydroformylation of 1-dodecene in the organic/aqueous biphas......
氢甲酰化反应是目前生产醛醇化合物最重要的反应之一,高碳烯烃氢甲酰化工艺改进是研究的难点和热点之一。探索了一种C10烯烃氢甲酰......
讨论了有关参数(温度、Rh/TPPTS 比率、催化剂浓度、压力、甲苯/水体积比、不同溶剂、CO与H2分压比)对丙烯酸丁酯的氢甲酰化反应的......
采用二羰基乙酰丙酮铑(I)与三苯基膦组成的催化剂,研究均相Rh催化体系用于丁烯氢甲酰化制备正戊醛的反应,考察体系压力和分压、溶剂用......
考察了水溶性铑膦络合物RhCl(CO)(TPPTS)2(TPPTS为间-三苯基膦三磺酸钠)在水/有机两相体系中对不同单萜烯的氢甲酰化反应的催化性能.结果......
为研制高碳醛合成用易分离催化剂,文中以RhCl3为前体,以活性炭为载体,采用等体积浸渍法制备了负载铑基催化剂。使用N2吸附-脱附和Boeh......
合成了四种季铵盐型阳离子表面活性剂,C16H33N(N2H5)3Br(十六烷基三乙基溴化铵),C16H33N(CH3)2C12H25Br(十六烷基十二烷基二甲基溴......
自1938年Otto Roelen从事Fisher-Ttopsch发现氢甲酰化反应以来,这类反应一直是有机合成和金属催化领域热点之一.目前合成醛及其衍......
随温度升高,丙烯酸甲酯和丙烯酸丁酯的氢甲酰化反应产物中α/β醛的比例无明显变化,但加氢产物增多。而甲基丙烯酸甲酯的加氢产物非......
在RhCl(CO)(TPPTS)2—TPPTS—CTAB作为催化剂的水-有机两相催化体系中,详细考察了TPPTS与TPPMS的摩尔比、催化剂浓度、表面活性剂的浓度......
以乙醇为溶剂、RhCl3·3H2O为铑源、三苯基膦(PPh3)为配体及甲醛为羰基源,在常压回流条件下一步法合成目标铑膦配合物HRh(CO)(PPh3)3,......
采用等体积浸渍法制备了碳纳米管负载的钴及钻-钌双金属催化剂,并以1-辛烯的氢甲酰化反应为探针,研究了所制催化剂的催化性能;用TEM、......
基于非离子表面活性膦配体的临界溶解温度特性, 研究了以RhCl3*3H2O为催化剂前体、聚氧乙烯基取代膦为配体原位合成的膦铑配合物催......
研究了水溶性膦配体铑配合物在若干离子液体中的1-己烯氢甲酰化反应性能.通过改变离子液体的阴阳离子结构,可使水溶性TPPTS-铑配合......
制备了用于丙烯氢甲酰化反应的Rh/SBA-15和PPh3修饰的PPh3-Rh/SBA-15催化剂.应用原位变温高压核磁共振技术,对比研究了丙烯在Rh/SBA-15和P......
通过化学还原法制备了不同Co/P和P/B摩尔比的Co-P-B非晶态催化剂.采用XRD,ICP-Mass和氮气吸附-脱附等温线对催化剂的性质进行了表......
以五价磷酸酯为配体,水合金属氯化物为催化剂,温控PEG-4000/正庚烷为反应体系,针对环己烯氢甲酰化反应,分别对不同金属掺杂进行研......
合成了四种季铵盐型阳离子表面活性剂C22H45N(CH3)2C2H5Br(二十二烷基乙基二甲基溴化铵),C22H45N(CH3)2C4H9Br(二十二烷基丁基二甲......
利用均相催化剂和多相催化剂各自的特点,首次在高比表面大孔硅胶负载金属催化剂上担载水相络合催化剂制备复合负载金属-支撑水相催......
采用密度泛函理论对比研究了Rh(111)表面与Rh@Cu(111)表面合金上乙基加氢反应及CO插入反应过程.结果发现,与Rh(111)表面相比,Rh@Cu(111)表......
利用原位透射红外光谱研究了2.8nm超细钴纳米粒子在2~3MPa合成气(CO:H2=1:1)和100℃条件下催化的1-己烯氢甲酰化反应.结果表明,在......
研究了无机盐对铱基催化剂在苯乙烯氢甲酰化反应中催化性能的改进.结果表明:铱基的羰基配合物Ir2(CO)8对反应具有较好的催化活性和......