环氧化反应
- 网络epoxidation reaction
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以(E)2丁烯1醇为原料经不对称环氧化反应合成2,3环氧醇(1)。
Epoxy alcohol ( 1 ) was prepared via asymmetric epoxidation from ( E ) - 2-butene-1-ol .
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H2-O2气氛中丙烯环氧化反应研究进展
Advances in epoxidation of propylene under atmosphere of H_2 and O_2
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长链烷氧基取代金属卟啉/H2O2体系催化烯烃环氧化反应研究
Epoxidation of styrene with hydrogen peroxide catalyzed by long chain alkoxyl-substituted metalloporphyrins
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在Au/TS-1上气相原位再生H2O2用于丙烯环氧化反应
Vapor-phase epoxidation of propylene by h_2o_2 regenerated in situ over au / ts-1
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磷钨酸季铵盐催化H2O2氧化枞酸的研究两缺位硅钨酸正丁基季铵盐催化枞酸甲酯的环氧化反应
Study on Oxidation Reaction of Abietic Acid with H_2O_2 Catalyzed by Quaternary Ammonium Phosphotungstate
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CO2在Ag-Ba-Ca-K/α-Al2O3上的吸附及其在乙烯环氧化反应
The adsorption of co_2 on ag-ba-ca-k / α - al_2o_3 and its effect on ethylene epoxidation
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研究了液体苯乙烯-丁二烯嵌段共聚物(SBS)的合成,并对SBS进行了环氧化反应。
The synthesis of a liquid styrene-butadiene-styrene block copolymer ( SBS ) was described .
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并用这些催化剂催化了2-硝基丙烷与查尔酮的不对称Michael加成和查尔酮的不对称环氧化反应。
And these catalysts were applied to catalyse asymmetric Michael addition of 2-nitropropane to chalcone and epoxidation of chalcone .
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MCM-48固载手性SalenMn(III)催化苯乙烯环氧化反应
Epoxidation of Styrene by Mn ( III ) Salen Complex Immobilized on MCM-48
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氮杂冠醚取代基对schiff碱锰(Ⅲ)配合物催化苯乙烯环氧化反应的影响
Effect of aza-crown substituent on the catalytic epoxidation performance of schiff Base Mn (ⅲ) complex
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混合溶剂中TS-1催化丙烯环氧化反应的研究
Study on propylene epoxidation catalyzed by TS-1 in methanol-isopropanol system
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TS-1催化丙烯环氧化反应及动力学研究
The kinetics and reaction of propylene epoxidation over TS-1
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丙烯环氧化反应中TS-1失活的研究
Study on the TS-1 deactivation during propylene epoxidation
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钛硅分子筛TS-1催化氯丙烯环氧化反应动力学研究
Reaction Kinetics of Epoxidation of Allyl Chloride with Hydrogen Peroxide Catalyzed by Titanium Silicalite-1
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利用该法现场制备的氧化剂溶液,成功实现了氢氧等离子体合成H2O2技术与丙烯液相环氧化反应的集成。
The integration of on-site H2O2 synthesized by plasma route and liquid-phase propene epoxidation catalyzed by TS-1 catalyst was successfully actualized .
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利用SBS中丁二烯软段中的双键进行环氧化反应,引入环氧基团进行化学改性。
The double bonds of the butadiene soft matrix in SBS were epoxidized in order to incorprate the epoxy groups and modify chemically .
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Mn(salen)/Al-MCM-41催化剂的制备及其对苯乙烯环氧化反应的催化性能
Preparation of Mn ( salen ) / Al-MCM-41 Catalyst under Microwave Irradiation and Its Catalytic Performance in Epoxidation of Styrene
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结论VO(Ⅱ)席夫碱配合物具有催化苯乙烯环氧化反应的催化活性;
Conclusions Vanadyl Schiff base complexes have the catalytic activity in the reaction of epoxidation of styrene .
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所合成的非均相SalenMn(III)催化剂在非官能团化烯烃的不对称环氧化反应中表现出了高的催化活性和对映选择性。
The as-synthesized heterogeneous chiral salen Mn ( III ) catalysts were highly active and enantioselective in the asymmetric epoxidation of unfunctionalized olefins .
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在溶胶-凝胶法制备的MoO3/SiO2催化剂上丙烯的环氧化反应
Epoxidation of Propylene with Cumene Hydroperoxide over MoO_3 / SiO_2 Catalyst Prepared by Sol-Gel Method
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研究了用双氧水为氧化剂,钛硅分子筛TS-1催化1-丁烯环氧化反应的溶剂效应。
The solvent effect of 1-butylene epoxidation was investigated over titanium silicate TS-1 using hydrogen peroxide as oxidant .
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考察了SBS环氧化反应合成条件的影响因素:反应时间,反应温度,SBS的浓度,甲酸,过氧化氢。
The influence of reaction conditions such as reaction temperature , reaction time , the concentration of SBS , formic acid , hydrogen peroxide was discussed .
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研究发现,在质子性溶剂中1-丁烯环氧化反应活性高于非质子性溶剂,而以甲醇为溶剂H2O2转化率最高。
Epoxidation activity is better in protic solvents than that in nonprotic solvents , and the conversion of H_2O_2 is the highest using methanol as solvent .
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钛硅分子筛TS-1催化烯烃环氧化反应具有高效性和良好的稳定性。
Titanium silicalite ( TS-1 ) is an efficient and stable catalyst for the epoxidation of propene with hydrogen peroxide .
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Sharpless和Mn(salen)催化剂的有机&无机杂化和表面嫁接及不对称环氧化反应
Organic-Inorganic Hybridizing and Grafting of Sharpless Catalyst and Mn ( salen ) Catalysts , and Heterogeneously Asymmetric Epoxidation Reaction
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综述了低成本钛硅分子筛TS-1的制备及其在丙烯环氧化反应中的应用研究进展。
The researches in low-cost TS-1 titanium silicalite molecular sieve and its application in ( epoxidation ) of propylene were reviewed .
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当用丙烯吹扫双氧水浸渍的TS-1样品时,双氧水分解反应和丙烯环氧化反应同时发生。
During propylene purging the same sample , the epoxidation of propylene was seen occurred simultaneously with the decomposition of H2O2 .
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在丙烯直接环氧化反应中,由H2和O2在金颗粒表面反应生成的过氧化物种是反应中间体;在选择性氧化和选择性加氢反应中,金催化剂表现出优良的活性和稳定性。
For propylene epoxidation , characterization revealed that the hydroperoxide species formed on Au surface by reaction of H2 and O2 was the intermediate of the reaction .
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考察了季铵盐(A1)的浓度、钨酸钠浓度、H2O2与蒎烯的量比、反应温度对环氧化反应的影响。
The effects of the A-1 concentration , the sodium tungstate concentration , the molar ratio of H_2O_2 to pinene , and the reaction temperature are investigated .
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综述了以O2为清洁氧源甲苯类化合物的气相和液相选择性氧化。在Au/TS-1上原位再生H2O2用于丙烯环氧化反应研究
Vapor-phase and liquid-phase selective oxidation of methylbenzenes , using O_2 as clean oxidant , are reviewed . Liquid-phase Selective Oxidation of Propylene over Au / TS-1 Catalysts in the Presence of Oxygen and Hydrogen