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
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
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
。
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
水溶液作碱,从苯乙腈和苄
氯出发合成了苯乙腈
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)
下游
,是一种用途广泛、具有广阔
市场前景
精细
。
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
苯
、二芳胺
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
溶解性,能发出强烈
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─—1,3-二噻合成方法及其在有机合成上
应用进行比较系统
介绍,主要介绍1,3-二噻
烃
和酰
反应,与羰
合物
加成反应,与氯
三甲硅
反应及1,3-二噻
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
研究进展。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人审核,其表达内容亦不代表本软件
观点;若发现问题,欢迎向我们指正。