Lipoxygenase can catalyze the reaction of Linoleic acid with oxygen and lead to the formation of13s hydroperoxide ( HPOD) from which a number of six carbon alcohols and aldehydes are formed. 脂肪氧合酶催化亚油酸生成13位的氢过氧化物(HPOD),在过氧化物酶的作用下可生成具有青草芬芳的自然风味的化合物。
The reaction was studied, which used acetone as solvent and hydroperoxide as oxidant to produce cyclohexanone. 以丙酮为溶剂,过氧化氢为氧化剂,考察了环己烷氧化制取环己酮的反应。
Synthesis of Oil Hydroperoxide Catalyzed by Soybean Lipoxygenase 大豆脂肪氧合酶催化合成氢过氧化油脂
Hydroperoxide decomposition into radicals is accelerated by various catalysts, notable the transition metals. It also catalyzes the oxidation of substrates by hydrogen peroxide. 氢通过氧化物分解为自由基的过程,可被各种催化剂加速,特别是过渡金属。还可以通过过氧化氢催化底物的氧化。
Study on the antioxidative activity of enzymatic hydrolysates of defatted soybean meal Synthesis of Oil Hydroperoxide Catalyzed by Soybean Lipoxygenase 脱脂豆粕酶水解物抗氧化活性的研究大豆脂肪氧合酶催化合成氢过氧化油脂
The results show that the dosage of hydroperoxide plays an important role on oxiammonolysis reaction of technical alkaline lignin, however, the effect of lignin concentration is little. 用过氧化氢和氨水对麦草碱木质素进行氧化氨解,分析了氨水用量、过氧化氢用量、反应温度、时间和木质素浓度对产物总氮及有效氮含量的影响。
The effects of temperature and catalyst on reaction of synthesis of cyclic triperoxide of cyclohexanone from cyclohexanone and hydroperoxide have been investigated by using IR. 采用红外光谱分析法,详细研究了温度、催化剂等条件对环己酮与过氧化氢反应生成三聚环己酮过氧化物的影响。
The oxidative stability of fish oil in different systems was studied by using peroxide value ( POV), conjugated diene hydroperoxide content and fatty acids content as indexes. 以过氧化值(POV)、共轭二烯型氢过氧化物含量和脂肪酸相对含量的变化为指标研究了鱼油在不同体系中的氧化稳定性。
Oligo glucosamine was prepared by oxidative degradation of chitosan with hydroperoxide in the neutral condition. 采用双氧水在中性条件下对壳聚糖进行氧化降解,制备了低聚氨基葡萄糖。
The kinetics of liquid-phase oxidation of ethyl benzene using ethyl benzene hydroperoxide as an initiator has been studied in the temperature range of 130 ℃ to 160 ℃ for semi-batch operation. 研究了在半间歇操作条件下,在130&160℃的温度范围内,用乙苯氢过氧化物作引发剂的乙苯液相氧化反应动力学。
The antioxidative abilities of 916 oligosaccharides on phosphatidylcholine ( PC) were determined by testing the concentration of phosphatidylcholine hydroperoxide ( PCOOH). 作者采用自由基引发氧化模型。通过测定卵磷脂氢过氧化物(PCOOH),研究了916低聚糖对卵磷脂(PC)氧化的抑制作用。
The changes of hydroperoxide content during the oxidation course of unsaturated hydrocarbons were investigated by using tetralin, 1 methyl naphthalene and hexadecene as model compounds. 以四氢萘、1甲基萘及十六烯等模型化合物为主,考察了不饱和烃类在氧化过程中氢过氧化物含量的变化,并对最终氧化产物进行了GC/MS分析。
An oxidant, cumene hydroperoxide and a reductant, ferrous sulfate constituted the interface initiator. 界面引发体系由过氧化羟基异丙苯和硫酸亚铁组成。
The reaction of t-butanol catalyzed by HTS to prepare tert-butyl hydroperoxide was introduced. 介绍了钛硅分子筛催化叔丁醇合成叔丁基过氧化氢。
For propylene epoxidation, characterization revealed that the hydroperoxide species formed on Au surface by reaction of H2 and O2 was the intermediate of the reaction. 在丙烯直接环氧化反应中,由H2和O2在金颗粒表面反应生成的过氧化物种是反应中间体;在选择性氧化和选择性加氢反应中,金催化剂表现出优良的活性和稳定性。
Catalytic action of metal ions, especially cerium ion, in the decomposition of t-butyl hydroperoxide was investigated. 本文研究了金属离子,特别是铈离子在叔-丁基过氧化氢分解反应中的催化性能。
Based on measurements of mechanical properties and viscosity average molecular weight, and analyses of hydroperoxide concentration ( [ POOH]) and crystallinity of the aged samples, their degradation was discussed. 基于降解膜力学性能和粘均分子量的测量以及对过氧化氢物浓度([POOH])和结晶度的分析,探讨了铁离了对膜在堆肥温度下降解性能影响。
Determination of t-Butyl Hydroperoxide and di-t-Butyl Peroxide by Gas Chromatography 气相色谱法测定叔丁基过氧化氢和二叔丁基过氧化物
Conclusion: Quercetin is able to inhibit hydroperoxide induced hemolysis and peroxidation of human RBC. 结论:槲皮素能抑制H2O2引起的人红细胞溶血和红细胞脂质过氧化作用。
Effect of Flow Patterns on Epoxidation of Propylene with Ethylbenzene Hydroperoxide 流动型态对乙苯氢化过氧化物与丙烯的环氧化的影响
Experimental and Theoretical Studies on the Electronic Structure and Dissociation Pathway of Methyl Hydroperoxide CH3OOH的电子结构和分解途径的实验和理论研究
The contents of malonaldehyde ( MDA) and lipid hydroperoxide rose dramatically. 丙二醛和脂质氢过氧化物的含量显著增加。
The results show that BaY has the best catalytic activity, the total yield of cyclohexyl hydroperoxide, cyclohexanol and cyclohexanone under the optimum condition can reach 11.63%. 试验表明,BaY催化剂对环己烷氧化有很好的催化活性,优化条件下环己基过氧化氢、环己醇和环己酮的总收率达11.6%。
The epoxidation of propylene to propylene oxide, using cumene hydroperoxide as oxidant, molybdenum glycol complex as catalyst and ethanol as solvent, has been investigated. 研究了以钼醇配合物为催化剂,过氧化氢异丙苯为环氧化剂,乙醇为溶剂的丙烯一步氧化制环氧丙烷的反应。
The method for the determination of phospholipid hydroperoxide glutathione peroxidase ( PHGPx) activity was established. 建立了PHGPx活力测定方法,完成了酶量曲线。
Catalytic wet air oxidation Study of Process for Catalytic Synthesis of Cumene Hydroperoxide 湿式催化氧化技术的研究与发展概况氢过氧化异丙苯催化合成工艺
Air oxidation process of pinane was studied to prepare pinane hydroperoxide ( PHP), instead of using pure oxygen. 研究了蒎烷的氧化反应,实现了用空气代替纯氧气进行氧化以制备蒎烷氢过氧化物(PHP)的设想。蒎烷的空气氧化反应需要用催化剂;
Tert-butyl hydroperoxide ( TBHP) as a common oxidant, is promoted C-H activation. 叔丁基过氧化氢(TBHP)作为常用的氧化剂,对于活化碳氢键有很大的促进作用。
Cumene hydroperoxide played an important role in this reaction, the reaction rate increased with CHP decomposition rate. CHP在该反应过程中起重要作用,反应速率随着CHP分解速率的增加而增加。