二苯并呋喃
- 网络Dibenzofuran;PCDFs
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二苯并呋喃(DF)是研究二英类化合物生物降解的模式化合物之一。
Dibenzofuran ( DF ) is one of the model compounds for the study of biodegradation of dioxin-like pollutants .
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以这些TPD图谱为基础,分别采用经典TPD模型和TPD非线性模型计算了二苯并呋喃在3种活性炭上的脱附活化能。
Based on these experimental spectra the activation energy of dibenzofuran desorption on the three activated carbons was estimated by using the classical TPD model and the new nonlinear TPD model .
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多氯代二苯并呋喃QSRR的拓扑量子方法研究
Quantitative structure-retention relationship ( QSRR ) studies of polychlorinated dibenzofurans with topological quantum method
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距离边数矢量与分子相似度的计算多氯代二苯并呋喃在不同色谱柱上的气相色谱保留行为&定量结构-色谱保留关系(QSRR)的研究
Quantitative Structure-Retention Relationship ( QSRR ) Studies of Polychlorinated Dibenzofurans ( PCDFs ) on Diverse Gas Chromatographic Stationary Phases on a Set of Novel Molecular Distance Edge Vector
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多氯代二苯并呋喃(PCDFs)是持久性有机污染物之一,其光化学降解是其主要的环境降解途径,本文是采用量子化学方法对PCDFs光解性质进行研究。
Polychlorinated dibenzofurans ( PCDFs ) is included in the blacklist of so-called persistent organic pollutants , and the photolysis is its predominant degradation mechanism in the real environment . Currently the application of quantum chemical approaches to study the photolysis property has not reported .
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二恶英类化合物多氯代二苯并呋喃色谱保留值与基团修饰指数的相关性
Correlativity between group modify index and chromatography retention value of PCDFs
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用新型分子结构参数预测多氯代二苯并呋喃的色谱保留指数
Predicting Gas Chromatographic Retention Indices of PCDFs with Novel Molecular Descriptors
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合成二苯并呋喃的新方法
A Facile Synthetic Method of Dibenzofuran and Its Derivatives
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活性炭吸附二苯并呋喃的动力学
Adsorption kinetics of dibenzofuran on activated carbon
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二苯并呋喃的微生物降解
Microbial Degradation of Dibenzofuran
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多氯代二苯并呋喃的结构信息连接性指数与其在不同色谱柱上的气相色谱保留行为的关系
Relationship Study Between the Retention Behavior on Diverse Gas Chromatographic Stationary Phases and Molecular Structure Information Connectivity Indices of PCDFs
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用高分辨率气相色谱-质谱方法对青岛胶州湾内外表层沉积物、柱状岩心及贻贝样品中的17种毒性多氯代二苯并二/呋喃(PCDD/Fs)进行了分析和讨论。
Kinds of toxic PCDD / Fs in surface sediments , sediment core and mussels in Qingdao coastal sea of Jiaozhou Bay were analyzed and discussed with HRGC-HRMS technique .
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取代苯酞在三乙胺/三氯化铝存在下氨解生成取代2羟甲基苯甲酰胺(3)和1亚氨基1,3二氢异苯并呋喃(4)。
Substituted 2 hydroxymethylbenzamides ( 3 ) and 1 imino 1,3 dihydro isobenzofurans ( 4 ) have been obtained by aminolysis of phthalides in the presence of triethylamine / aluminium chloride .
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与黄瓜根际土壤相比,大葱根际土壤中邻苯二甲酸二乙酯和二苯并呋喃含量较高,且含有6种硫代化合物,其中5种属于亚硫酸酯类。
Relative content of diethyl phthalate and dibenzofuran were higher in Welsh onion rhizosphere soil than cucumber rhizosphere soil , and containing six sulfur compounds , five compounds of them belong to the sulfite esters . 2 .
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简单二级动力学实验活性炭吸附二苯并呋喃的动力学
A simple second order kinetics experiment Adsorption kinetics of dibenzofuran on activated carbon
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其名称“二恶英”通常用来指结构和化学性质相关的多氯二苯二恶英(PCDDs)和多氯二苯并呋喃(PCDFs)。
The name " dioxins " is often used for the family of structurally and chemically related polychlorinated dibenzo para dioxins ( PCDDs ) and polychlorinated dibenzofurans ( PCDFs ) .
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二恶英类化合物是一类持久性有机污染物,包括多氯代二苯并二恶英(PCDDs)和多氯代二苯并呋喃(PCDFs)。
Dioxins is one kind of permanent organic pollutant , including Dibenzo-p-dioxins ( PCDDs ) and dibenzofurans ( PCDFs ) .
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多溴代二苯并二恶英(PBDD)及多溴代二苯并呋喃(PBDF)化合物的研究进展
Progress on the Research of Polybrominated Dibenzo-p-dioxins and Dibenzofurans
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本文对目前有关多溴代二苯并二恶英(PBDD)及多溴代二苯并呋喃(PBDF)的形成机理、分析方法、健康影响及暴露水平等几个方面的研究进展进行了综述。
This article reviews the state of the science regarding the formation ways , the health effects , analysis method and exposure level of polybrominated dibenzo-p-dioxins ( PBDDs ) and dibenzofurans ( PBDFs ) .
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在B3LYP/6-31G水平上全优化计算了多氯代二苯并&对-二英和多氯代二苯并呋喃(PCDD/Fs)系列物的分子结构;
Molecular geometries of polychlorinated dibenzo-p-dioxins and dibenzofurans ( PCDD / Fs ) were calculated by fully optimization using density functional theory ( DFT ) at the B3LYP / 6-31G level .