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- The stability of the active intermediates, bend length of monoene and conjugated diene were discussed. 过从反应活性中间体的稳定性以及共价键的键长,从理论上说明共轭二烯比单烯易亲电加成。
- HUANG Y Z,SHI L L,YANG J H. Highly stereoselective synthesis of Z,E conjugated diene type sex pheromone[J]. J Org Chem,1987,52:3 558-3 560. 孟宪佐.;马尾松毛虫性信息素的3个活性组分顺、反5;7-十二碳双烯-1-醇及其乙酸酯和丙酸酯的合成[J]
- Objective: Our aims were to observe the changes of erythrocyte phospholipid hydroperoxide glutathione peroxidase (PHGPx) in patients with acute myocardial infarction (AMI) and its effects on level of conjugated diene (CD) and Ca 2+ Mg 2+ ATPase activity. 目的 :探讨急性心肌梗塞 (acute myocardial infarction,AMI)患者红细胞磷脂过氧化氢谷胱甘肽过氧化物酶 (phospholipid hydroperoxide glutathione peroxidase,PHGPx)的变化特点及过氧化损伤对 Ca2 + - Mg2 + - ATP酶活性的影响。
- The stability of the active intermediates, bend length of monoene and conjugated diene were discussed. It was concluded that conjugated diene was easier to take electrophilic addition than monoene. 过从反应活性中间体的稳定性以及共价键的键长,从理论上说明共轭二烯比单烯易亲电加成。
- Title: Determination of Double Bond Position in Conjugated Dienes in Sex Pheromones of Dendrolimus SPP. 关键词:4-甲基-1,2,4-三唑啉-3,5-二酮;共轭双键;气相色谱-电子轰击质谱;性信息素;云南松毛虫
- The determination of conjugated dienes content in gasoline by polarographic method is studied. 摘要 研究了用极谱法测定汽油中的共轭二烯烃含量的方法。
- The processing of salting affected the TBARS value,carbonyl compounds while conjugated dienes significantly and the peroxide va... 腌制工艺对板鸭TBARS值、羰基值和双烯值影响显著,而过氧化值则在风干过程中变化较大。
- The content of the conjugate dienes can be expressed with the diene number. 共轭二烯烃含量的多少可以用二烯值来表示。
- Ultraviolet Spectrophotometry Measurement of absorbance at 234 nm (conjugated dienes) and 268 nm (conjugated trienes) is sometimes used to monitor oxidation. 紫外分光法在234nm(共轭二烯)和268nm(共轭三烯)处光吸收的测量有时用来检测氧化作用。
- Hydrogention of conjugated diene polymers catalyzed by hydrogen storage alloys 贮氢合金催化共轭二烯烃类聚合物双键加氢的研究
- The Diels-Alder Reactions of Thiobenzophenone to Conjugated Diene Compounds 二苯甲硫酮与共轭双烯化合物的Diels-Alder反应
- The lipid oxidation of the muscles of breast and leg in dry-cured duck during processing was studied by determination of the peroxide value, TBARS value, carbonyl compounds and conjugated dienes. 摘要通过对过氧化值、硫代巴比妥酸(TBARS)值、羰基值和双烯值等氧化指标的测定,研究南京板鸭加工过程中各工艺点板鸭肌肉脂肪的氧化变化。
- The levels of lipid oxidation of dry-cured duck became more serious characterized by the increases in the peroxide value, TBARS value, carbonyl compounds and conjugated dienes during processing. 结果显示:板鸭肌肉脂肪的过氧化值、TBARS值、羰基值和双烯值在加工过程中均呈逐渐上升的趋势,表明脂肪氧化程度逐渐增加;
- The processing of salting affected the TBARS value, carbonyl compounds while conjugated dienes significantly and the peroxide value changed evidently during the process of air-drying. 腌制工艺对板鸭TBARS值、羰基值和双烯值影响显著,而过氧化值则在风干过程中变化较大。
- The levels of lipid oxidation of dry-cured duck became more serious characterized by the increases in the peroxide value,TBARS value,carbonyl compounds and conjugated dienes during processing. 结果显示:板鸭肌肉脂肪的过氧化值、TBARS值、羰基值和双烯值在加工过程中均呈逐渐上升的趋势,表明脂肪氧化程度逐渐增加;
- The lipid oxidation of the muscles of breast and leg in dry-cured duck during processing was studied by determination of the peroxide value,TBARS value,carbonyl compounds and conjugated dienes. 通过对过氧化值、硫代巴比妥酸(TBARS)值、羰基值和双烯值等氧化指标的测定,研究南京板鸭加工过程中各工艺点板鸭肌肉脂肪的氧化变化。
- Reflection on the Kinetically- Controlled Products distribution of electrophilic Addition on Conjugated Diene 共轭二烯烃亲电加成反应中动力学控制产物的探讨
- Determination of Conjugated Diene in Gasoline by the First Derivative Spectrophotometry 一阶导数分光光度法测定汽油中共轭二烯烃
- Researching progress of metallocene catalysts applied in selective hydrogenating conjugated diene polymers 用于选择性氢化共轭二烯聚合物的茂金属催化体系研究进展
- Keywords Petroleum products;Alkenes;Conjugated diene;Petroleum products analysis; 油品;烯烃;共轭二烯;油品分析;