三苯基膦
- 网络Triphenylphosphine;PPh3;TPP;PPh;Ph3P
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溴化三苯基膦溴催化的Mannich反应,合成β-胺基酮类化合物。
Bromide triphenylphosphine bromide catalyzed Mannich reaction , to get the beta amino carbonyl compounds .
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适量的三苯基膦((C6H5)3P)可以极大地促进反应速率。
A suitable amount of triphenylphosphine (( C_6H_5 ) _3P ) also could greatly enhance the reaction rate .
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研究了原位合成的钯-三苯基膦配合物对于二乙酰一肟(DAM)均相加氢性能。
Catalytic hydrogenation of diacetyl monoxime to tetramethylpyrazine , by the Pd PPh 3 complex generated in situ , was investigated .
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FENTON氧化法处理三苯基膦生产废水的试验研究
Test Study on Treatment of Triphenyl Phosphine Production Wastewater by Fenton Oxidation Process
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三苯基膦还原制备ReOCl3(PPh3)2的研究
Study of reducing preparation reocl_3 ( pph_3 ) _2 with pph_3
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三苯基膦添加到RaneyNi-Rh体系时,效果最佳。
While addition of triphenyl phosphine to Raney Ni-Rh system showed optimal result .
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MoOS2(S2CNEt2)2与三苯基膦反应动力学溶剂效应研究
A Study of Kinetics for the Solvent Effects on the Reaction Between MoOS_2 ( S_2CNEt_2 ) _2 and PPh_3
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报道了用气相色谱法测定三苯基膦,以氢气作载气,色谱柱为SE-30柱和OV-17+OV-210柱。
A method for determining triphenyl phosphine by gas chromatography has been reported , using hydrogen as carrier gas , SE-30 and OV-17 + OV-210 as chromatographic column .
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本文以二聚脂肪酸、叠氮化钠、三苯基膦及N-氯代丁二酰亚胺为原料,通过Staudinger重排制备了三十四碳二聚脂肪酸二异氰酸酯(DDI)。
In this dissertation , using dimeric fatty acid , sodium azide , triphenylphosphine and N-chloro succinimide as raw material , DDI was synthesized via staudinger rearrangement reaction .
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同时也观察到可归属于解络后的游离三苯基膦物种的相应谱峰.反应90h后催化剂的NMR谱显示,铑配合物催化剂中膦配体含量已相当低;
The NMR spectrum of the functioning catalyst after 90h of the operation showed that the concentration of the rhodium phosphine complex was under the limit for detection and that detectable phosphine species were the species of free phosphine oxidized .
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该文以4甲基氯化苄与三苯基膦反应制备成Wittig试剂,再与4硝基苯甲醛反应得到1(4甲苯基)2(4硝基苯基)乙烯,然后经还原得到目的产物。
In this paper , the objective compound was synthesized through the reaction of 4-nitrobenzaldehyde with the Wittig reagent prepared from 4-methylbenzyl chloride and triphenylphosphine and reduction of the resulting 1 - ( 4-methylphenyl ) - 2 - ( 4-nitrophenyl ) ethylene .
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以氯化苄(C6H5CH2Cl)/四水合氯化亚铁/三苯基膦为引发体系,在90℃下引发甲基丙烯酸甲酯进行原子转移自由基活性/可控聚合反应(ATRP)。
Controlled / " living " radical polymerization of methyl methacrylate ( MMA ) initiated by benzyl chloride has been achieved by atom transfer radical polymerization ( ATRP ) catalyzed by iron dichloride tetrahydrate / triphenyl phosphine complexes at 90 ℃ .
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氯铂酸-三苯基膦体系催化硅氢加成反应的研究氢溴酸西酞普兰的合成
Studies on the hydrosilylation catalyzed by chloroplatinic acid-triphenyl - phosphine system
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三苯基膦催化环氧-酚醛树脂的固化反应研究
Study on cure reaction of epoxy-phenolic aldehyde resin catalyzed by triphenylphosphine
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三苯基膦生产废水资源化和处理工艺试验研究
Study on Resource Utilization and Treatment Process of Triphenylphosphine Wastewater
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三苯基膦&铂(Ⅱ)络合物结构的研究
Studies on the structure of triphenylphosphine - platinum ( ⅱ ) complexes
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三苯基膦氧化物萃取金(Ⅲ)及其机理
Extraction of Gold (ⅲ) and Its Mechanism by Triphenylphosphine Oxide in Benzene Solution
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目的合成3,4,5-三甲氧基苄溴三苯基膦盐。
OBJECTIVE To synthesis 3,4,5-trimethoxy-triphenyl benzylidene bromide phosphine salt .
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三苯基膦亚硝酰基羰基铁配合物的合成和表征铁卟啉的配合物及其性质
Synthesis and characterization of triphenylphosphine nitrosyl carbonyl iron complexes
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过渡金属磷硫配体、三苯基膦配合物的合成和表征
Synthesis and characterization of transition metal complexes of sulphur phosphor ligands and triphenylphosphine ligands
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三苯基膦合成新工艺研究
Study on New Synthesis of Triphenylphosphine
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乙酰丙酮三苯基膦羰基铑(I)广泛用做羰基合成醇化工过程的催化剂。
The acetylacetonatocarbonyltriphenylphosphinerhodium ( I ) is widely used as the catalyst for the oxo-process of alcohols .
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合成-氯-(甲基环戊二烯基)-双-(三苯基膦)化钌的新方法
A New Synthetic Method of Chloro - ( methylcyclopentadienyl ) - bis - ( triphenylphosphine ) - Ruthenium
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一氯甲酸甲酯二-三苯基膦合铂络合物晶体结构、分子结构的研究
The Research on the Crystal Structure of the Complex of Platinum Di ( Triphenylphosphine ) Methyl Formate Chloride
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氯化苄/四水合氯化亚铁/三苯基膦引发甲基丙烯酸甲酯活性/可控自由基聚合
Controlled / " Living " Radical Polymerization of Methyl Methacrylate Catalyzed by Benzyl Chloride / Iron Dichloride Tetrahydrate / Triphenyl Phosphine
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本文研究了以3-氯丙醇,三苯基膦和丙醛为原料利用威蒂希反应合成叶醇的新路线。
A new path for the preparation of leaf alcohol with 3-chloropropanol , triphenylphosphine and propionaldehyde through Wittig reaction was studied .
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苯环上含叔丁基的三苯基膦-铑配合物在均相氢甲酰化反应中,表现出明显的配位锥角效应,获得较好的正构醛选择性;
The rhodium complexes generated from terr-butyl group ( s ) substituted triphenylphosphines showed cone angle effect for normal aldehyde in homogeneous system .
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利用有机无机杂化的概念,以三苯基膦直接修饰Rh/SiO2制备了PPh3Rh/SiO2多相催化剂。
The organic triphenyl-phosphine ligand was directly used to modify the Rh / SiO 2 catalyst to prepare PPh 3-Rh / SiO 2 catalyst for hydroformylation of olefins .
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试样经王水分解,在5%&15%的王水介质中,用三苯基膦泡沫塑料对微量银进行分离富集。
The samples are decomposed by agua regia The tr (?) ce silver is seperated and concentrated in 5 & 15 % agua regia meson with triphenyl phosphine foamed plastic .
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在三苯基膦铑络合物催化剂的存在下,研究了在不同实验条件下碳酸铵到甲酸胺的转化。
Catalytic conversion of ammonium carbonate to formate with tris ( triphenylphosphine ) chlororhodium ( I ) ( RhCl ( Ph_3 ) _3 ) as catalyst was studied under some different conditions .