The main reduction methods of nitro-compounds to prepare amino-compounds were reviewed.
综述了硝基化合物还原制备氨基化合物的主要方法。
Rare earths were introduced into mono-copper catalyst to improve the performance of hydrogenation catalyst for aromatic nitro-compounds.
为提高芳香族硝基化合物氢化催化剂的性能，在单铜催化剂中引入稀土元素。
Not recommended for use in chemical acid, nitro hydrocarbons, esters, ketones and compounds in chloroform.
不建议使用于强酸、硝基烃、酯类、氯仿及酮类的化学物之中。
The most common examples are organic compounds, isomers of nitrite esters in which a carbon atom is linked by a covalent bond to the nitro group's nitrogen atom.
最常见的例子是有机化合物，亚硝酸盐类的同分异构体，其中一个碳原子以共价键与硝基中的氮原子结合。
And most of the aromatic amines come from corresponding nitro compounds.
绝大多数的芳胺都来自相应的硝基化合物。
Moreover, catalytic hydrogenation can be used to the reduction of a variety of organic compounds, such as nitro, carbonyl, amino, aromatic and heteroaromatic compound, hydroxy group and carboxy group.
此外，它除了还原双键以外可以用来还原各种不同的有机化合物，如：硝基、羰基、氨基、芳香族及杂环化合物、羟基、羧基。
Nitro derivatives of Aromatic compounds is an important category of energetic compounds.
芳香族硝基化合物是一类重要的高能化合物。
The pureness of the product is more than 97 percent and the yield is more than 95 percent (calculated by nitro compounds).
本发明方法制得产品的纯度大于 97％，收率大于95％（以硝基化合物计）。
In this paper carbonylation of nitro compounds with co-reagent based on secondary amine, primary amine and 4-aminopyridine is detailed.
本文介绍了二级胺、一级胺和4 -氨基吡啶为共试剂的硝基化合物的羰基化反应情况。
The spiropyrans with a nitro group at the benzopyran moiety showed reverse photochromic behavior, others were normal photochromic compounds.
在苯并吡喃部分含有硝基的螺吡喃显示出逆光致变色行为，其它的则为普通光致变色化合物。
To study the nucleophilic addition of N-methylhydroxylamine and O-methylhydroxylamine to unsaturated nitro compounds.
研究N-甲基羟胺与O-甲基羟胺对不饱和硝基化合物的加成反应。
Study on quantitative structure-activity relationship (QSAR) of nitro aromatic compounds would be helpful in researching for nitro aromatic activity.
基于定量结构-活性相关(QSAR)研究硝基苯类化合物的性质具有重要意义。
The life time of most nitro compounds are shorter than that in their reduced products.
大多数硝基化合物还原后燐光寿命延长。
Nitro compound: Any of a class of chemical compounds in which the nitro group (-no2) forms part of the molecular structure.
硝基化合物：分子结构中含有硝基(-NO2)的任何一类化合物。
The typical examples of the predecessors of N-nitro compounds were nitrate and nitrite.
亚硝酸化合物的前体——硝酸盐和亚硝酸盐正是这类物质的典型代表。
The emission wavelength of nitro compounds are longer than that in their reduced products.
硝基化合物与相应产物燐光位移能差绝对值有对位>邻位>间位，且成直线关系。
The removals of aniline compounds and nitro compounds were over 99.9%, reaching the National First-degree Wastewater Discharge Standard.
其中的苯胺类、硝基类的去除率达到99.9%以上，达到国家一级排放标准。
A new process for the synthesis of ureas based on the selective REDOX carbonylation of amine and nitro compounds was described.
本文概述了胺硝基物选择氧化还原羰基化生成脲的新工艺路线。
This polymer are characterized by FT-IR. the fluorescence properties of modified polyacrylates with PY-PDMS and the fluorescence quenching of the films upon exposure to nitro compounds were studied.
着重研究含芘基团有机硅低聚物(PY -PDMS)的引入对聚合物膜的荧光性能，以及硝基芳烃对聚合物膜荧光猝灭的影响。
This polymer are characterized by FT-IR. the fluorescence properties of modified polyacrylates with PY-PDMS and the fluorescence quenching of the films upon exposure to nitro compounds were studied.
着重研究含芘基团有机硅低聚物(PY -PDMS)的引入对聚合物膜的荧光性能，以及硝基芳烃对聚合物膜荧光猝灭的影响。
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