Benzaldehyde was prepared from natural cinnamaldehyde by anti aldolisation in 10% Na 2CO 3.
以天然肉桂醛为原料 ,于w(Na2 CO3 ) =10 %水溶液中进行反醇醛缩合反应实验 ,得到食用苯甲醛。
Small organic molecules catalyzed asymmetric aldol reaction is reviewed.
总结了近年来用于不对称催化羟醛缩合反应的各种有机小分子催化剂,简要阐述了每种类型的催化剂的催化机理以及它们的优缺点,同时对有机小分子催化反应的发展进行了展望。
Trimethylolheptane (TMH) was synthesized through consecutive aldol condensation and Cannizzaro reaction of octylaldehyde and formaldehyde, using sodium hydroxide as catalyst.
以氢氧化钠为催化剂,辛醛和甲醛在较低温度下发生羟醛缩合反应生成2,2-二羟甲基辛醛。
2,2-Dimethyloldodecanoic acid was synthesized using lauric aldehyde,formaldehyde and hydrogen peroxide as regents through aldol condensation and oxidation reactions.
研究了以月桂醛(正十二醛)、甲醛、过氧化氢为原料,经羟醛缩合、过氧化氢氧化合成2,2-二羟甲基十二酸的方法,探讨了原料摩尔比、催化剂或氧化剂用量、反应温度和时间对羟醛缩合反应和氧化反应的影响。
The title compounds were synthesized by the aldol condensation reaction of 2,3-dihydropyrano[2 3-f]isoquinolin-4-one and substituted furaldehyde under the alkaline condition.
由２ ，３ － 二氢－ ４ Ｈ－ 砒喃并［２ ，３ － ｆ］ 异喹啉－ ４ － 酮与取代糠醛为原料，通过碱性催化的羟醛缩合反应合成了标题化合物，通过元素分析， Ｉ Ｒ 和 Ｎ Ｍ Ｒ 光谱确定了全部新化合物的结构，并讨论了反应机理。
The key step was the asymmetric synaldolization of Npropionyl bornane2,10sultam with propylaldehyde.
（２Ｓ，３Ｒ）┐谷象虫聚集信息素的合成黄锦霞＊李焰马兴泉陈祖兴徐章煌（湖北大学化学系武汉４３００６２）关键词（２Ｓ，３Ｒ）－谷象虫聚集信息素，合成，不对称顺式醇醛缩合反应，Ｎ－莰烷－磺内酰胺１９９７－０７－１４收稿，１９９７－０９－２。
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
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
Study on aldol condensation reaction of cyclohexanone catalyzed by solid superbase
固体超强碱催化环己酮羟醛缩合反应的研究
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
Research on the Synthesis of Ionic Liquids and Asymmetric Direct Aldol Reaction in Ionic Liquid;
离子液体的合成及离子液体中的不对称直接羟醛缩合反应研究
Studies on the Synthesis of 1-Amino-Cyclopropanecarboxylic Acid, Imine and Aldol Condensation Reaction under Microwave Irradiation;
微波辐射下环丙烷氨基酸、亚胺的合成及羟醛缩合反应的研究
Synthesis of a Small Organic Molecule and Its Application to Asymmetric Aldol Reaction
一种新型手性催化剂的合成及其催化的不对称羟醛缩合反应
Quantum Chemistry Studies on the Direct Aldol Reactions between Acetone and Aldehydes Catalyzed by Proline and it Derivatives;
脯氨酸及其衍生物催化丙酮与醛的不对称直接羟醛缩合反应的量子化学研究
Synthesis and Application of Two Novel Bisprolinols in Asymmetric Catalytic Direct Aldol Reaction;
两种双脯氨醇的合成及其在不对称催化直接羟醛缩合反应中的应用
Synthesis and Application of a New Chiral Proline-like Catalyst in Direct Aldol Reaction;
新型脯氨酸类催化剂的合成及其在催化不对称直接羟醛缩合反应中的应用
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
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
Aldol Condensation of Diacetybenzene with Benzaldehyde Containing a Hydroxyl Group Catalyzed by p-Toluenesulfonic Acid
对甲苯磺酸催化下二乙酰苯与含有羟基的苯甲醛的Aldol缩合反应
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
Studies on Preparation of 3-hydroxypropanal by Acrolein Hydration;
丙烯醛水合制备3-羟基丙醛反应的研究
Condensation and Oxidation Reactions of Aldehydes in Water;
水相条件下醛的缩合及氧化反应研究
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
