基本解释：缩醛反应
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Application of Solid Superacid Catalyst SO_4~(2-)/ZrO_2 in Acetalization;固体超强酸催化剂SO_4~(2-)/ZrO_2在缩醛反应中的应用
Acetalization of Aromaldehyde and Ethyleneglycol in Novel PEG Thermoregulated Ionic Liquids;新型PEG双子温控离子液体中的缩醛反应
In this paper,2,2-dimethylolbutyraldehyde was synthesized through the acetal reaction of formaldehyde and butyraldehyde,using phosphomolybstic acid as catalyst.研究了磷钼酸对此缩醛反应的催化反应活性,以及催化剂的用量、反应物配比、反应时间等因素对反应产物收率的影响,确定了最佳催化条件。
In this paper, 2,2-dimethylolbutyraldehyde was synthesized through the acetal reaction of formaldehyde and butyraldehyde, using silicotungstic acid as catalyst.通过实验研究了硅 钨酸对此羟醛缩合反应的催化效果,研究探讨了硅钨酸对此缩醛反应的催化反应活性,以及催化剂的的用量,反应 物配比,反应时间等因素对反应产品收率的影响,确定了最佳催化条件。
One kind of heterogeneous supported heteropoly acid catalysts (PW12/C) was applied to catalyze the acetal reaction, using the condensation of furfural with glycol as probereaction. 将固载杂多酸(PW12/C)应用于缩醛反应。
They were applied in catalyzing acetalation reaction of benzaldehyde with acetic anhydride.将固体超强酸SO42-/Fe2O3、SO42-/Al2O3、SO42-/TiO2和SO42-/ZrO2用于催化苯甲醛与乙酸酐的缩醛反应,考察催化剂制备过程中硫酸浓度和活化温度对缩醛收率的影响,结果表明:采用SO42-/Fe2O3为催化剂,硫酸浓度为1。
The catalytic activity of the H 4SiW 12 O 40 /PAn catalyst to the ketal reaction was discussed.用环己酮和 1,2 丙二醇为原料合成环己酮 1,2 丙二醇缩酮 ,探讨了硅钨酸掺杂聚苯胺催化剂对缩醛反应的催化活性 ,较系统地研究了原料量比 ,催化剂用量 ,反应时间诸因素对产品收率的影响。
STUDIES ON THE CATALYSIS OF FAUJUSITE IN FINE ORGANIC SYNTHESIS ⅩⅤⅠ. Acetalization of Benzaldehyde with 1,2 Propanediol over Dealuminated USY;八面沸石在精细有机合成中催化作用的研究 ⅩⅥ.脱铝超稳Y沸石催化苯甲醛与1,2-丙二醇的缩醛化反应
studies on Acetalization of Litsea Cubeba Oil with Glycol Catalyzed by Dealuminated USY;DUSY催化山苍子油与乙二醇的缩醛化反应研究
on the esterification and acetalization reactions was discussed.通过酯化反应和缩醛化反应,考察了含硅二烃基锡二芳香羧酸酯在有机反应中的催化活性,讨论了催化剂用量、反应时间和溶剂等因素对催化反应的影响。
Application of Solid Superacid (SO_4)~(2-)/M_xO_y Catalyst in Acetalation Reaction(SO_4)~(2-)/M_xO_y型催化剂在缩醛反应中的应用
A Study on Stereoselectivity of Acetalization of 16α,17α-dihydroxypregnane;16α，17α-二羟基甾体缩醛反应的立体选择性研究
Comparison of Catalyses in Synthesis of Cinnamaldehyde;羟醛缩合法合成肉桂醛反应中催化条件的比较
Condensation and Oxidation Reactions of Aldehydes in Water;水相条件下醛的缩合及氧化反应研究
Application of α-Carbanion to Hydroxyl-Aldehyde Condensation Reaction;α-碳负离子在羟醛缩合反应中的作用
Application of NaOH/Al_2O_3 as Catalyst in Two Kinds Aldol Reation;NaOH/Al_2O_3催化两种羟醛缩合反应的应用研究
The Alkaline Condensation of Furfural And Their Application In Synthesis of Perfume;糠醛的碱性缩合反应及其在香料合成中的应用
Quantum Chemistry Studies on the Stereoselectivity of Diffierent Aldehydes in the Direct Aldol Reactions;不对称直接羟醛缩合反应中底物醛立体选择性的量子化学研究
Study of the Condensation Reaction between 4-Hydrpxy benzaldehyde and Acetic Anhydride对羟基苯甲醛与乙酸酐缩合反应的研究
The Study of Aromatic Aldehydes Reacted with the Activated Methyl of Enaminones;芳香醛与烯胺酮羰基α位甲基缩合反应的研究
Research on Catalytic Activity of Modified HZSM-5 Catalyst on Aldehyde-ammonia Condensation;改性HZSM-5分子筛催化醛氨缩合反应活性的研究
Experimental research on preparation of dibenzalacetone by the crossed reaction of aldol condensation;交叉羟醛缩合反应制二苯叉丙酮实验的研究
New Process Development of Methylal with Reactive Distillation Technology反应精馏技术生产甲缩醛的新工艺研究
Theoretical Study on Nucleophilic Addition-Condensation Reaction of Thiosemicarbazide with Aldehyde and Ketone氨基硫脲与醛酮加成—缩合反应理论研究
Study on the Characteristics of the Aldol Condensation of Cycloalkanones with n-alkyl Aldehydes环烷基酮与正烃基醛的缩合反应特性研究
A Novel Synthesis of Benzoin Catalyzed by Thiazolium Salts苯甲醛安息香缩合反应催化合成苯偶姻新方法
Study on curing reaction between epoxy resin and cardanol aldehyde-amine polymer腰果酚缩醛胺与环氧树脂固化反应的研究
On the Influence Factors of Condensation Reaction by Guaiacol and Glyoxylic Acid愈创木酚和乙醛酸缩合反应的影响因素
