Alkylation of ambident nucleophiles different places by using phase-transfer catalytic agent were studied in this paper.
本文研究了在相转移催条件下对两可亲核试剂不同位置的反应。
Alkylation of ambident nucleophiles different places by using phase-transfer catalytic agent were studied in this paper.
本文研究了在相转移催条件下对两可亲核试剂不同位置的反应。
A new camphol sandaliol was synthetized by selective alkylation of isocamphol and phenol with acidic catalyst, and following hydrogenated in the presence of Raney nickel.
本文用异龙脑与苯酚在酸性催剂作用下进行选择性反应,再经催氢还原得到龙脑檀香品。
Alkylation of Phenylacetonitrile was realized from phenylacetonitrile and benzyl chloride by using PS-PEG-400 as triphase phase transfer catalyst.
摘要利用固载聚乙二醇-400作三相相转移催剂,以氢氧钾的水溶液作碱,从苯乙腈和苄氯出发合成了苯乙腈的单物-α-苄苯乙腈。
P - tert - octylphenol (shorten by PTOP), the alkylation product of phenol with diisobutylene(shorten by DIB), has been largely applying in varied fields such as rubbers, oil additives and so on.
对叔辛酚(PTOP)作为二异丁烯(DIB)的下游品,是一种用途广泛、具有广阔的市场前景的精细品。
N butyl 2 ethoxy thioacridone was prepared from o chloro benzoic acid and p phenetidine by means of Ullman reaction,cyclization,N alkylation and sulfurization.
以邻氯苯甲酸和对乙氧苯胺为原料,经过胺的苯、二芳胺的环、N-、硫代反应合成了N-丁-2-乙氧硫代吖啶酮。
The synthesis of N,N′dimethyl quinacridone through Nalkylation of quinacridone to introducing two methyl was described. The new compound has good solubility and high orangered fluorescence.
采用N反应,在喹吖啶酮上引入两个甲,得到N,N′二甲喹吖啶酮,该合物具有良好的溶解性,能发出强烈的桔红色荧光。
And it mainly includes the action of 1,3-diethylene alkylation and acidyl; the action of addition of carbonyl compound; the action of chlorortrimethys:lane and the reaction of diethy lene.
对含硫碳负离子─—1,3-二噻的合成方法及其在有机合成上的应用进行比较系统的介绍,主要介绍1,3-二噻的烃和酰反应,与羰合物的加成反应,与氯三甲硅的反应及1,3-二噻的还原反应。
The progress in lignin chemical modification was reviewed as well,including sulfonation,oxidation,graft copolymerization,condensation reaction,Mannich reaction,alkylation,hydroxyalkylation,etc.
并综述了木质素在磺反应、氧反应、接枝共聚反应、缩合反应、曼尼希反应、反应、羟反应等学改性反应中的研究进展。
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