说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 反麦克尔加成反应
1)  reversal of the Michael addition
反麦克尔加成反应
2)  Michael addition reaction
麦克尔加成反应
1.
Via C-2 and C-6 hydroxyl group of β-cyclodextrin(CD) were functionally modified respectively,the AB2 type β-CD functional monomer with Si-H and double bonds was synthesized by hydrosilylation and Michael addition reaction,and the molecular structure of the functional monomer was characterized with 1H NMR,MALDI-TOF MS and element analysis.
分别对-β环糊精(CD)上6位伯羟基和2位仲羟基进行功能化改性,通过硅氢加成和麦克尔加成反应合成了带有硅氢键和双键的AB2型-βCD功能单体;并采用1H NMR、飞行时间质谱和元素分析对该功能单体的结构进行了表征。
3)  enantioselective michael addition
不对称麦克尔加成反应
4)  Michael-type addition reaction
麦克加成反应
1.
Afterthen,a kind of injectable hydrogels was prepared via Michael-type addition reaction of dithiothreitol with this macromer.
通过麦克加成反应在磷酸盐缓冲溶液中制备出一种基于三臂聚乙二醇丙烯酸酯的能快速固化的可注射水凝胶。
2.
A kind of novel three-dimensional crosslinked hydrogel was synthesized via Michael-type addition reaction of dithiothreitol (DTT) as a crosslinker towards the self-assembly of α-CDs with three-arm acryloyl end-capped PEG.
首先以三臂丙烯酰化的聚乙二醇(P-3A)为客体分子,与α-CD 超分子进行自组装形成准轮烷,然后再使其与二硫代苏糖醇(DTT)通过麦克加成反应生成具有超分子结构的化学凝胶。
5)  Michael addition reaction
迈克尔加成反应
1.
2-cyanoethyl-5-norbornene-2-carboxaldehyde was synthesized through a Michael addition reaction of acrylonitrile and 5-norbornene-2-carboxaldehyde using tert-butyl alcohol and potassium hydroxide as catalyst at room temperature.
此中间体由丙烯腈与5-降冰片稀-2-醛经叔丁醇与氢氧化钾催化发生迈克尔加成反应而生成。
2.
A lower generation dendritic twelve ester has been synthesized from ethylenediamine and acrylic twelve ester by means of Michael addition reaction in the solvent of methanol .
以乙二胺和丙烯酸十二酯为原料 ,甲醇为溶剂 ,采用迈克尔加成反应合成了低代的树枝状十二酯。
3.
In this paper,hyperbranched functional molecular skeleton terminated with ester and amido groups,with carbon chain length of 12 and 16 were synthesized by divergent method by means of C12 and C16 fatty amine as the core,and then separately with methyl acrylate and ethylenediamine alternating Michael addition reaction and amidation condensation reaction.
采用发散合成法,分别以C12和C16脂肪胺为核心,与丙烯酸甲酯和乙二胺交替进行迈克尔加成反应和酰胺化缩合反应,合成了碳链长度为12和16、端基分别为酯基和氨基的超支化功能分子骨架。
6)  Michael reaction
迈克尔加成反应
1.
Six carboxyl acids DEMB was produced with Michael Reaction using triethylamine as alkaline catalyst and solvent, malonic acid and itaconic acid as raw materials.
以三乙胺为催化剂和溶剂,衣康酸和丙二酸为原料,采用迈克尔加成反应合成了含有6个羧基的多元羧酸DEMB。
补充资料:麦克尔加成反应
分子式:
分子量:
CAS号:

性质:在碱催化下能提供亲核负碳离子的化合物和一个亲电共轭体系发生的共轭加成反应。反应物中吸电子基团通常是醛基、酮基、酯基、硝基、腈基、磺酸基等。此反应也能在分子内发生。环酮与α,β-不饱和酮进行麦克尔加成,然后闭环生成并环化合物,这是本反应的重要用途之一。麦克尔加成是一个可逆反应,在加热条件下用碱处理,产物可以发生分解。麦克尔加成在有机合成中应用极为广泛。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条