环己烯
- 网络cyclohexene;cyclohexane
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环己烯在超临界CO2介质中的催化氧化
Catalytic Oxidation of Cyclohexene in Supercritical CO 2
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对反应的主要影响因素进行了考察,如反应时间、温度,环己烯与H2O2物料配比,催化剂种类及用量,助催化剂种类及用量,溶剂种类及用量等。
The key factors influencing the epoxidation were also studied , such as reaction time , temperature , mole ratio between cyclohexene and H2O2 , the kinds and amount of catalysts , of cocatalyst , and those of solvent .
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C(60)与环己烷及环己烯离子体系的气相反应
Gas-Phase Reactions of C_ ( 60 ) with the Ion Systems of Cyclohexane and Cyclohexene
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环己烯催化氧化制己二酸的HPLC法研究
HPLC for Catalytic Oxidation Product of Cyclohexene
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MnSalophen/Al2O3高压催化环己烯合成环己烯酮
Oxidation of Cyclohexene to Cyclohexenone on MnSalophen / Al_2O_3 Catalyst under High Pressure
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另外发现少量Zn的加入有利于提高Ru-Zn-B/Al2O3-ZrO2催化剂的环己烯选择性。
Ru catalyst containing a small amount of zinc is in favor of improving selectivity of cyclohexene .
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本文采用我国有着充足供应的过氧化氢(H2O2)为氧化剂,开展环己烯绿色氧化合成己二酸的研究。
In this work , H_2O_2 with ample supply in China was used as oxidant in the synthesis of adipic acid from cyclohexene .
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通过对天然手性源(R)-香芹酮的10步常规转化以24%的总产率完成了环己烯酮的合成。
The cyclohexenone was obtained by several functional transformation of ( R ) - ( - ) - carvone in 10 steps and 24 % overall yield .
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环己烯分子2b和3a轨道的电子动量谱学研究
Electron Momentum Spectroscopy Investigation on the 2b and 3a Orbitals of Cyclohexene
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Co~(2+)固载PVA促进传递膜渗透汽化分离环己烯/环己烷的研究
Study on Fixed - site Carrier PVA Membrane Containing Co ~ 2 + for Pervaporation Separation of Cyclohexane / Cyclohexene
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以环己烯作裂解原料,制备出新型的覆炭载体CCA。在温度一定的情况下,γ-Al2O3上覆炭量与时间呈线性关系。
CCA carrier was prepared by cyclohexene cracked to carbon compound over the r - Al2O3 under higher temperature 400C-650C .
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Ce(Ⅳ)Y吸附剂的强B酸中心均引起噻吩和环己烯吸附方式的变化,生成相应的质子化产物,对甲苯的吸附方式无影响。
The strong Bronsted acid sites of Ce ( IV ) Y lead to the protonation of thiophene and CHE , but have no effect on the adsorption mode of toluene .
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SalenAl(OPr)催化CO2和氧化环己烯共聚反应
Salenal ( opr ) catalyst for the copolymerization of co_2 and cyclohexene oxide
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Pd(OAc)2/HQ/FePc催化环己烯氧化合成环己酮反应机理
Mechanism of Oxidation of Cyclohexene to Cyclohexanone Catalyzed by Pd ( OAc ) _2 / HO / FePc
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[Co(p-Me-PPA)2,(H2O)2]Cl的合成及其催化环己烯氧化反应的研究
Study on Synthesis of complex [ co ( p-me-ppa ) _2 ( h_2o ) _2 ] cl and catalytic oxidation of Cyclohexene
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纳米固体超强酸SO4~(2-)/ZrO2-La2O3催化合成环己烯研究
Study on the Solid Superacid SO_4 ~ ( 2 - ) / ZrO_2-La_2O_3 Catalyzed Synthesis of Cyclohexene
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同时对于Ru催化剂而言,通常需要添加助剂来抑制活性和提高环己烯的选择性。
Meanwhile , for the Ru catalyst , it is generally needed to add promoter to lower its catalytic activity and improve the selectivity to cyclohexene .
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用绿色氧化剂H2O2进行环己烯的环氧化反应,其还原产物为水,无有毒、无有害物质,不会给环境带来新的污染,为绿色合成过程;
The green oxidant H2O2 is used in this work with the reductive production of H2O . So there is no baneful materials to release and it can be ascribed to a kind of green progresss .
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FePc结构对Pd(OAc)2/HQ/FePc催化环己烯氧化活性的影响
Effect of FePc Structure on the Activity in the Oxidation of Cyclohexene Catalyzed by Pd ( OAc ) _2 / HQ / FePc
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SnCl4催化合成环己烯
Synthesis of cyclohexene catalyzed by SnCl_4
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用GC-MS和GC-IR研究环己烯分子氧氧化的络合催化反应
GC MS and GC IR in Studies on Catalytic Oxidation of Cyclohexene in the Presence of Molecular Oxygen
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苯加氢制环己烯为结构敏感反应,Ru微晶粒径应控制在10nm以内;
The reaction of benzene selective hydrogenation to cyclohexene is sensitive to structure , so the Ru crystallite size should be controlled within 10nm ;
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Zn-Co双金属氰化络合物催化氧化环己烯/二氧化碳共聚反应
Copolymerization of Cyclohexene Oxide with Carbon Dioxide Catalyzed by Zn-Co Double Metal Cyanide Complex
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提出了由环己烯制备1,2-环己二醇的工艺路线,考察了物料配比,反应温度,反应时间,加料方式,PH值等诸多因素的影响。
The method of synthesizing trans-1,2-cyclohexanediol was investigated . The effecting factors on synthesizing 1,2-cyclohexanediol , such as raw material ratio , reaction temperature , reaction time , method of adding raw materials , pH value , and so on , were discussed .
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通过GC-MS分析发现,酮类转化为相应的烷基取代醇,酚类中甲氧基含量相对较高,有少量环己烯生成。
By GC-MS analysis it is observed that ketones were transformed into the corresponding alkyl alcohol , methoxyl content was relatively high in the phenolic , and a small amount of cyclohexene is formed .
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通过300MHz1HNMR,75MHz13CNMR,IR与MS分析法对该化合物进行了结构分析,确认这一化合物为4(1甲基乙烯基)1环己烯1乙醇。
The compound was identified that it was 4 ( 1 methylethenyl ) 1 cyclohexenyl 1 ethanol with the structure analysed by 300 MHz 1 HNMR 、 75 MHz 13 CNMR 、 IR and MS.
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将筛选出的催化剂用于催化H2O2氧化环己烯合成己二酸的反应,探讨了反应时间、反应温度、H2O2与环己烯摩尔比、催化剂加入量等对反应的影响。
The filtering catalysts was used in synthesis of adipic acid reaction . The key factors influencing the oxidation were also studied , such as reaction time , reaction temperature , mole ratio between H_2O_2 and cyclohexene , the amount of catalysts .
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乙酰辅酶A羧化酶(ACCase)是除草剂的作用靶标之一,此类除草剂主要有两类:芳氧苯氧丙酸类(APP)和环己烯酮类(环己二酮,环己烯二酮,CHD)。
Acetyl-CoA Carboxylase is one of targets acted by herbicides . There are mainly two types of ACCase : aryloxyphenoxypropionates ( AOPP , APP ) and cyclohexanediones ( CHD ) .
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本文主要内容为苯选择加氢制环己烯Ru-Zn催化剂的制备与表征。
The preparation and characterization of Ru-Zn catalysts for benzene selective hydrogenation to cyclohexene were studied in this paper .
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在改性Y沸石上邻二甲苯异构化和歧化反应同时进行,SY沸石的歧化反应变化规律与环己烯氢转移反应相似。
O-xylene isomerization is accompanied by disproportionation reaction on modified Y zeolites . For SY zeolites the results of the o-xylene disproportionation reaction are consistent with that of the cyclohexene hydrogen transfer reaction .