TRIPHENYLPHOSPHINE相关论文
Optimization of MgO/Al2O3 ratio for the maximization of active site densities in the Ni2P/MgAlO cata
The Ni2P/MgAlO catalysts with different MgO/Al2O3 ratios were prepared by the phosphidation of corresponding Ni/MgAlO ca......
Mitochondria participate in multifarious cellular functions,especially in energy production and cell apoptosis....
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Synthesis of α-alkoxy phosphonium salts from triphenylphosphonium tetrafluoroborate,aldehydes,and al
α-Alkoxy phosphonium salts have been used as the Wittig reagents for the synthesis of enol ethers.1 These salts are usu......
The three-component reaction of triphenylphosphine,dialkyl acetylenedicarboxylate and arylideneindan-1,3-dione in dry DM......
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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......
本文通过对荣华二采区10...
The addition of a-keto amides as a NH-acid to alkyl propiolates and dialkyl acetylenedicarboxylates in the presence of a......
An efficient chemoselective synthesis of O-vinylaryl systems using acetylenic esters and dihydroxybe
The addition of 2,4-dihydroxyaceto(and benzo)phenone to propiolic ester is catalyzed by triphenylphosphine or tert-butyl......
Efficient synthesis of functionalized butenolides mediated by vinyltriphenylphosphonium salts in aqu
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......
Facile synthesis of N-(arylsulfonyl)-4-ethoxy-5-oxo-2,5-dihydro1H-pyrolle-2,3-dicarboxylates by one-
Three-component reaction of arylsulfonamides,dialkyl acetylenedicarboxylates,and ethyl chlorooxoacetate promoted by trip......
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......
An efficient isomerization of alkynyl ketones to (E,E)-diene ketones was developed. The reaction catalyzed by 20 mol%tri......
A convenient and facile one-pot synthesis of stable phosphorus ylides and 1,4-diionic organophosphorus compounds is repo......
Synthesis and Structural Characterization of a New One-dimensional Infinite Chain of Silver(I) Compl
The reaction of triphenylphosphine with AgNO3 yielded an unusual nitrate anion bridging one-dimensional infinite chain [......
31p NMR and ESI-MS Studies on Some Intermediates of the Peptide Coupling Reagents Triphenyl-chloroph
The intermediates of the Appel coupling reagents were studied in acetonitrile,dimethoxyethane and dioxane by 31P NMR, C ......
The title compound 2-(4′-methylphenoxy)-5,8,9-trimethyl-3-phenyl thieno[3′,2′:5,6]pyrido[4,3-d]pyrimidin-4(3H)-one hy......
Efficient synthesis of functionalized butenolides mediated by vinyltriphenylphosphonium salts in aqu
An efficient synthesis of 5-oxo-2,5-dihydro-3-furancarboxylate derivatives via reaction of dialkyl acetylenedicarboxylat......
通过AgCl、PPh3和MBT以1∶2∶1的物质的量之比反应得到2种不同的配合物[AgCl(PPh3)2(BTZT)]·CH3OH(1)和[AgCl(PPh3)2(BTZT)]2 (2)......
Facile synthesis of N-(arylsulfonyl)-4-ethoxy-5-oxo-2,5-dihydro1H-pyrolle-2,3-dicarboxylates by one-
Three-component reaction of arylsulfonamides,dialkyl acetylenedicarboxylates,and ethyl chlorooxoacetate promoted by trip......
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......
以固体NH4X和I2为原料,在非水溶剂中一步电合成得到Cu(PPh3)nX系列配合物,考察了不同原料配比对产物的影响.在最佳合成条件下,配合物的产......
Ag(PPh3) nX(n=1,2,3;X=Cl,Br,I)一类配合物是合成许多银化合物的重要中间体 [1~5],大多通过以金属银盐为原料的传统化学方法合成得......
采用等离子发射光谱法测定三苯基磷中铑的含量,采用直接湿法和高压硝化罐两种方法处理样品,并选择了合适的分析谱线和积分时间,方法简......
化合物3α-羟基-5β-雄甾-16-烯是已知的两种猪天然外激素之一。鉴于对试猪周期各阶段的整体研究,得出外激素具有诱导猪的性行为,......
室温下,通过[(PPh3)2Cu(NO3)]与二硫化碳在甲醇和二氯甲烷混合溶剂中反应合成了铜(Ⅰ)配合物[(PPh3)2Cu(S2COMe)],研究了配合物的物理化学性......
针对三苯基膦回收困难且催化活性低的问题,采用经双氧水改性的高度晶化炭作为载体,通过两步浸渍法制备了三苯基膦-钾明矾/高度晶化......
有机膦化合物由于其磷原子有一对孤电子,它能提供给过渡金属的空轨道形成配位共价键,即M←PR3。因此,有机膦化合物可作为一类良好的有......
概述了三苯基膦铜(I)配合物的研究进展,包括三苯基膦铜(I)配合物的四种合成方法:置换法、还原法、电化学法和直接加成法,以及单核、双......
维生素A与三苯膦在硫酸作用下反应得到的鳞盐,于水和氯仿的两相体系中用次氯酸钠进行两分子氧化偶合,得到β-胡萝卜素,收率约51%。......
A series of novel triphenylphosphine stabilized silver carboxylates, potential precursors for CVD growth of ultrafast in......
稳定的磷 ylides 和 1,4-diionic organophosphorus 混合物的方便、灵巧的一个壶合成被 triphenylphosphine , dialkylacetylenedi......
介绍了用反相液相色谱定量分析三苯基磷。使用ODS(250×4.6mm,10μ不锈钢柱,以甲醇--水(4:1)为流动相,流速为1.5mL/min,紫外检测器,波长254nm,在浓度0.4-0.6mg/mL的范围内具有较好的线......
采用本体法将聚硫橡胶与环氧树脂直接反应,合成环氧封端聚硫橡胶(ETLP)。以三苯基膦作催化剂可以得到稳定的液体树脂,而以叔胺作催......
本文报道两个Cu-膦配合物CuCl(PPh3)3和Cu2Cl2(PPh3)3的合成,表征,发现它们是光致发光的。研究了其红外,紫外可见的吸收光谱和发射光谱。研究表明,配合物的光谱性质......
以2-噻吩甲酰三氟丙酮(TTA)为第一配体,三苯基氧磷(TPPO)为第二配体,通过与稀土铕离子进行配位,制备Eu(TTA)3(TPPO)2发红光的配合物;同时采......
期刊
在室温下,成功培养了受体1(CH70F12N4O4P4)和2(C58H56Cl2N2O2P2)的单晶,并用X射线单晶衍射仪进行表征。由单晶衍射数据可知,受体1......
通过(μ-BrMgS)(μ-n-C_4H_9S)Fe_2(CO)_6与CH_2=共轭加成及中间物的醇解反应先制得(μ-n-C_4H_9S)(μ-)Fe_2(CO)_6,然后进一步将......
以双酚A和环氧乙烷为原料在三苯基膦的催化下合成了2,2-二[4-(2-羟基乙氧基)苯基]丙烷,研究了有无溶剂对反应产物组成的影响,并在正......
以苯乙酮为原料,经溴化反应得到ω-溴代苯乙酮,随后与三苯基膦、四溴化碳三组分一锅法合成1,13,-三溴-2-苯基丙烯。重点考察了三组......
合成了2个含有杂环硫酮的银髣配合物,[Ag Br(PPh3)2(BTZT)]2(1),[Ag2Cl2(PPh3)2(BTZT)2]CH3OH(2)(PPh3=三苯基膦;BTZT=苯并噻唑-2-硫酮),并通过红......
合成了2个含有杂环硫酮的银(Ⅰ)配合物,[Ag Cl(PPh3)2(BTZT)]2(1),[Ag(PPh3)2(BTZT)2](NO3)CH3OH(2)(PPh3=三苯基膦;BTZT=苯并噻唑-2-硫酮),并通过红......
合成了2个含有吡啶基苯甲酸盐的银(Ⅰ)配合物,即[Ag2(PPh3)2(4,4-pybz)2(H2O)2]n(1)和[Ag2(PPh3)2(4,3-pybz)2]·2CH3OH(2)(PPh3=三苯基膦,4,4-p......
合成了一种新型的纤维素负载的三苯膦(Cell—OPPh3),随后与醋酸钯反应生成了纤维素负载的三苯膦一钯复合物(Cell—OPPh3-Pd)催化剂,并对......
考察了编织芳基网络聚合物(KAPs)负载的Rh催化剂(Rh/KAPs)在高碳烯烃氢甲酰化反应中的催化性能。结果表明,三苯基膦-苯基底KAPs负载Rh催......
The crystal structures of the complexes of [Au(Et-XA) (PPh3)2] (1), and [Cu(Et-XA) (PPh3)2] (2), havebeen determined by ......
本文报道了Mo2Pd2(μ3-S)2(μ2-CO)(μ-CO)(η(Cp)2(Pph2)2和Na(MoCu(CO)2(μ-CO)3(η-Cp)2(Pph3)3)两个簇合物的合成及元素分析,红外光谱,核磁共振谱等表征数据,并对这两个簇合物的结构进行了讨论。......