同时有增加一些芳香族化合物。
At the same time there is an increase in some aromatic compounds.
本发明公开了一种制备碘化芳香族化合物的方法。
Disclosed is a method for preparing an iodinated aromatic compound.
氧化反应是对芳香族化合物进行官能团转化的重要方法之一。
Oxidation reaction is an important method for the conversion of functional groups in aromatic compounds.
原来它的组成除了大量的碳,还有各类芳香族化合物和硫化物。
They found that it was composed of various aromatic compounds and sulfides in addition to large quantities of carbon.
氯代芳香族化合物可在厌氧条件下通过还原脱氯作用得以降解。
In anaerobic environments, chlorinated aromatic compounds were usually degraded by reductive dechlorination.
本文报道用环加成-芳构化串连反应制备多取代芳香族化合物的方法。
The synthesis of polysubstituted aromatic compounds by using tandem cycloaddition aromatization reaction was reported.
他们发现原来它的组成除了大量的碳,还有各类芳香族化合物和硫化物。
They found that it was composed of various aromatic compounds and sulfides in addition to large quantities of carbon.
重点介绍了氟氯烃和芳香族化合物在固态冰相中的光化学反应和反应机理。
The photochemical reaction and mechanism of chlorofluorocarbons and aromatic compounds in solid ice was introduced chiefly.
介绍了含氟芳香族化合物的几种合成方法,叙述了卤交换氟代中的几个关键技术。
Several synthetic methods to synthesize fluorine - containing aroma tic compounds are introduced, and some key techniques in halo exchange and fluor o substitution are put forward.
以喹啉为母体,配以有机胺和芳香族化合物,与卤代烃反应合成了一种复合缓蚀剂。
A complex corrosion inhibitor has been synthesized from quinoline, organic amines, aromatic compounds and halohydrocarbons.
本发明提供一种有利于工业生产的利用低级烃的催化反应的芳香族化合物的制造方法。
Disclosed is an industrially advantageous process for producing an aromatic compound by means of a catalytic reaction of a lower hydrocarbon.
结果表明,纯种固态发酵能代谢生成酸、醇、醛、酮、酯及芳香族化合物等多种物质。
The results showed that MTDF-01 could produce acids, alcohols, aldehydes, ketones, esters and aromatic compounds by pure solid fermentation.
结果表明:烈香杜鹃精油化学成分以高级脂肪酸酯、酮、芳香族化合物及芳香杂环化合物为主。
The results showed that the volatile constituents of Rhododendron athopogoides Maxim, mainly includes aliphatic acid and ester, aldehyde, ketone, aromatic and its heterocyclic compounds.
其对烷烃、醇类、酮类、芳香族化合物、位置异构体以及一些手性化合物具有良好的分离效果。
Their separation selectivities are toward alkanes, alcohols, ketones, aromatic compounds, positional isomers and some chiral compounds.
通过氧化反应可以由芳香族化合物得到酚、醛、酮、醌和羧酸等重要的有机中间体和精细化学品。
Phenols, aldehydes, ketones, quinones, carboxylic acids and many other important organic intermediates for fine chemicals can be obtained by oxidizing aromatic compounds.
综述了国内外关于芳香族化合物氧化反应的研究进展,分析了存在的问题并提出了解决问题的思路。
The advances in the study on oxidation of aromatic compound was reviewed, and an approach to resolve the existing problems was proposed.
咖啡中的一些成分有助于咖啡的抗氧化能力,包括可以被有效吸收的苯酚、可挥发的芳香族化合物、唑。
Several compounds in coffee may contribute to its antioxidant capacity, including phenols, volatile aroma compounds and oxazoles that are efficiently absorbed.
芳香族化合物,如芳胺、苯酚和氨基苯酚等有机化合物,通常用于保持橡胶的弹性和汽油中的黏性沉淀物。
Aromatic compounds such AS aromatic amines, phenols, and aminophenols delay loss of elASticity in rubber and gummy deposits in gASoline.
这个实验小组用这样的电池用来降解水样中的芳香族化合物,偶氮染料,药物,个人护理产品和内分泌干扰物。
The team used the cell to clear aromatics, azo dyes, pharmaceuticals, personal care products and endocrine-disrupting compounds from wastewater samples.
本发明的羟氨苯歧位酶及其编码基因将在邻氨基酚类芳香族化合物及其相关衍生化合物的生产中发挥重要作用。
The hydroxylamine benzene dismutase and its coding gene in this invention play an important role in the production of ortho-aminophenols and their derivatives.
改性膨润土可去除水体中的重金属离子、芳香族化合物、有毒难生物降解有机物,还具有脱色、脱磷、除臭等作用。
The modified bentonite has better qualities and ability of decolorization, sweeten and removing heavy metal cations and aromatic compounds and hard biodegradable harmful organic compounds.
本发明的硝基苯硝基还原酶及其编码基因将在对氨基酚和邻氨基酚类芳香族化合物及其相关衍生化合物的生产中发挥重要作用。
The nitrobenzene nitro-reducing enzyme and its coding gene in this invention play an important role in the production of ortho-aminophenols and their derivatives.
从相转移催化剂的种类、原理、反应条件以及它在卤代芳香族化合物氟化反应中的应用等方面对相转移催化剂的作用进行概括和总结。
The application of phase transfer catalysis in fluorination of halo-aromatic compounds, mechanism, variety and reaction condition of fluorination are reviewed in this article.
芳香族醛类化合物是非常重要的一类精细化学品,具有很广阔的市场前景。
The aromatic aldehyde compounds are a kind of fine chemicals and have the very broad market prospect.
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。
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.
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。
Rare earths were introduced into mono-copper catalyst to improve the performance of hydrogenation catalyst for aromatic nitro-compounds.
综述了还原芳香族硝基化合物制备芳胺的主要方法,包括催化加氢法、金属还原法、水合肼还原法、电化学还原法等。
Four preparation methods for aromatic amine were reviewed in the paper: reduction of metals, catalytic hydrogenation reduction, hydration hydrazine reduction and electro-chemical reduction.
芳香族硝基化合物是一类重要的高能化合物。
Nitro derivatives of Aromatic compounds is an important category of energetic compounds.
结果萃取物中挥发性成分较复杂,主要有芳香族、长链烷烃、生物碱类、香豆素和酯类等化合物。
RESULTS Volatile components from EtOAc extract were complex, mainly in aromatic, long-chain alkanes, alkaloids , coumarin and ester compounds.
结果萃取物中挥发性成分较复杂,主要有芳香族、长链烷烃、生物碱类、香豆素和酯类等化合物。
RESULTS Volatile components from EtOAc extract were complex, mainly in aromatic, long-chain alkanes, alkaloids , coumarin and ester compounds.
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