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Acrolein phenylhydrazine 丙烯醛苯肼
Title： The study on mechanism of acrolein reaction with DNA base by AM1. 关键词：丙烯醛；反应机理；交联；双区理论；AM1
Abstract: The reaction conditions, catalysts of selective oxidation of propane to acrolein and the mechanism of acrolein formation were reviewed. 文摘:论述了丙烷选择氧化制丙烯醛催化反应的反应条件、催化剂和丙烯醛生成机理等方面的研究进展。
Acrolein is an important intermediate for the synthesis of methionine and 1, 3-propanediol et al. 摘要丙烯醛是合成蛋氨酸和1，3-丙二醇等的重要中间体。
Objective:To establish a useful method for sampling and detection of acrolein in workplace. 目的:建立一种实用的工作场所空气中丙烯醛的采样、测定方法。
Acrolein compounded by the reaction of glycerin and vitriol is an early way usedin the laboratory widely. 由甘油与硫酸作用制备丙烯醛,是早期广泛用于实验室的制备方法。
As a result, Phenylhydrazine hydrochloride method was preferable detecting method for formaldehyde at present.This method could be selected by their characteristics. 研究结果表明,盐酸苯肼法是目前测定食品中甲醛残留量较好的方法,可用于定性与定量分析。
The animal experiment showed that acrolein could cause oxidative DNA damage of rat lung tissues with the production of a little 8,OHdG. 动物实验表明丙烯醛诱导大鼠肺组织DNA氧化损伤生成少量8-OHdG。
Experimental results showed that the hydration of acrolein possessed the characteristic of consecutive irreversible first-order reaction. 实验结果表明,丙烯醛的水合具有一级串联不可逆的特征。
The kinetics of the hydration of acrolein was investigated in the presence of acidic cation-exchanged resin to obtain an intrinsic kinetics model. 以阳离子交换树脂为催化剂,对丙烯醛水合本征动力学进行了研究,通过热力学和动力学分析建立了丙烯醛水合反应动力学模型。
This study uses MOBILE6.2 model to estimate the emission factor (EF) of CO2, benzene, MTBE, 1,3-butadiene, formaldehyde, acetaldehyde and acrolein. 本研究透过美国MOBILE6.;2进行CO2、苯、MTBE、1;3-丁二烯、甲醛、乙醛与丙烯醛排放系数的推估工作。
The reaction conditions, catalysts of selective oxidation of propane to acrolein and the mechanism of acrolein formation were reviewed. 论述了丙烷选择氧化制丙烯醛催化反应的反应条件、催化剂和丙烯醛生成机理等方面的研究进展。
This paper is about the acrolein compounded by the action of bisulfate-kalium in ofder to overcome the phenomenon and enhance the rate of production. 研究以硫酸氢钾与甘油作用制备丙烯醛,旨在克服炭化现象,提高收率。
Using acrolein as starting material by hydration ,the processes for synthetizing 3-hydroxypropionaldehyde were introduced. 本文对以丙烯醛为原料,通过水合反应合成3-羟基丙醛的工艺进行了介绍。
A gas chromatographic analysis method was established in the study of the conversion of acrolein to 1,3-propanediol by hydration and hydrogenation. 建立丙烯醛水合加氢制1,3-丙二醇的气相色谱定性定量分析方法。
The result shows that for catalyst CT-4A acrolein is a middle product and acrylonitrile, acetonitrile, carbon dioxide and carbon monoxide could be treated as parallel products. 实验结果表明,在CT-4A催化剂上,丙烯醛为反应过程的中间产物,丙烯腈、乙腈、一氧化碳、二氧化碳等均为丙烯氨氧化的平行产物;
When the partial pressure of oxygen was less than 0.3 atm the reaction orders of acrolein formation and of propylene consumption were 0.4 and 0.5 for oxygen respectively. 当氧分压低于0.;3atm
Pilot plant test for preparing 1,3-propanediol from the hydration of acrolein with subsequent hydrogenation was carried out to validate the bench scale results. 对丙烯醛水合、加氢制1,3-丙二醇工艺进行了中试研究,主要对小试技术的可靠性进行验证。
Cyclopentenopyridine(3) in yield of 65% was synthesized from acrolein,cyclopentanone and NH3 by heterogeneous catalysis reaction through a fixed bed reactor. 以丙烯醛和环戊酮为原料,用固定床多相催化法合成了2,3-环戊烯并吡啶,收率65%25(以环戊酮质量计算),含量高于50%25。
We find that gasoline-vehicles are primary contributor to benzene and MTBE, diesel-vehicles are primary contributor to CO2, formaldehyde, acetaldehyde and acrolein. 结果显示苯与MTBE主要来自汽油车的排放，甲醛、乙醛与丙烯醛则以重型柴油车数值最高；CO2因柴油车燃油效率较低，以柴油车数值最高。