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化条件下对两可亲核试剂不同位置烷基化反应。

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.

摘要利用固载化聚乙二醇-400作三相相转移催化剂,以氢氧化钾水溶液作和苄基氯发合成了烷基化物-α-苄基

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.

以邻氯甲酸和对乙氧基胺为原料,经过胺基化、二芳胺环化、N-烷基化、硫代化反应合成了N-丁基-2-乙氧基硫代吖啶酮。

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.

本文用异龙脑与酚在酸性催化剂作用下进行选择性烷基化反应,再经催化氢化还原得到龙脑檀香产品。

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1,3-二噻烷烃基化和酰基化反应,与羰基化合物加成反应,与氯化三甲硅反应及1,3-二噻烷还原反应。

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)作为二异丁烯(DIB)下游产品,是一种用途广泛、具有广阔市场前景精细化工产品。

评价该例句:好评差评指正

用户正在搜索


gyrocon, gyrocone, gyroconic, gyrocontrol, gyro-control, gyrocopter, Gyrocotyle, Gyrocotylidae, gyrodactyliasis, Gyrodactyloidea,

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