有奖纠错
| 划词

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烷基反应。

评价该例句:好评差评指正

Alkylation of Phenylacetonitrile was realized from phenylacetonitrile and benzyl chloride by using PS-PEG-400 as triphase phase transfer catalyst.

摘要利用固载二醇-400作三相相转移催剂,以氢氧钾的水溶液作碱,从苯腈和苄基氯发合成了苯腈的单烷基物-α-苄基苯腈。

评价该例句:好评差评指正

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.

以邻氯苯甲酸和对氧基苯料,经过的苯基、二芳的环、N-烷基、硫代反应合成了N-丁基-2-氧基硫代吖啶酮。

评价该例句:好评差评指正

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烷基反应,再经催得到龙脑檀香产品。

评价该例句:好评差评指正

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─—1,3-二噻烷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1,3-二噻烷的烃基和酰基反应,与羰基合物的加成反应,与氯三甲硅的反应及1,3-二噻烷的还反应。

评价该例句:好评差评指正

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.

对叔辛基酚(PTOP)作二异丁烯(DIB)的下游产品,是一种用途广泛、具有广阔的市场前景的精细工产品。

评价该例句:好评差评指正

用户正在搜索


bartend, bartender, barter, barter away, bartered, barterer, Barth, Barthelme, Barthes, barthite,

相似单词


3G, 401(K), a,

声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

  • 微信二维码

    关注我们的微信

  • 手机客户端二维码

    下载手机客户端

赞助商链接