1) benzylic oxidation
卞位氧化
3) 1-(4-methoxyphenyl)-2-phenylethane
4-甲氧基联卞
1.
Result:Six compounds were isolated and their structures were elucidated as 5,7-dimethoxycoumarin(Ⅰ), 7-methoxy-5-prenyloxycoumarin(Ⅱ), 6,7-dimethoxycoumarin(Ⅲ), 7-hydroxy-6-methoxy-coumarin(Ⅳ), 1-(4-methoxyphenyl)-2-phenylethane (Ⅴ),.
结果共分离鉴定了6个化合物,分别为柠檬油素(Ⅰ)、5-异戊烯氧基-7-甲氧基香豆素(Ⅱ)、6,7-二甲氧基香豆素(Ⅲ)、7-羟基-6-甲氧基香豆素(Ⅳ)、4-甲氧基联卞(Ⅴ)、单棕榈酸甘油酯(Ⅵ)。
4) in situ oxidation
原位氧化
1.
Preparation of p-type ZnO thin films by in situ oxidation of Zn_3N_2;
原位氧化Zn_3N_2制备p型ZnO薄膜的性能研究
2.
Smooth ZnO thin films have been obtained by in situ oxidation of Zinc films on mica surfaces.
在云母基底上热蒸镀锌膜,再采用简单的原位氧化方法制备氧化锌薄膜。
5) oxidizing potential
氧化电位
1.
The oxidizing potentials of Mg 2+ and K + are less than -0.
试验发现：只要氧化剂的氧化电位大于－０。
2.
In order to observe the applied properties of oxidizing potential disinfectant, capacity test and field disinfection trial were used to carry out experimental study.
为观察氧化电位消毒剂消毒应用性能 ,采用能量试验和现场消毒试验进行了实验研究。
3.
In order to know the properties and disinfection efficacy of oxidizing potential water disinfectant, its stability test and metal corrosion test were observed.
为了解氧化电位消毒剂的性能及消毒效果,对其稳定性试验和金属的腐蚀性试验进行了观察;用悬液定量杀菌试验法进行了微生物杀灭试验。
6) Oxidation potential
氧化电位
1.
It was indicated that thio-ketonic groups substituted at the terminals of DB-TTF gave a larger first oxidation potential and a less coulomb interaction.
用循环伏安方法测定了它们的氧化电位,并将此与DB-TTF的氧化电位作了比较。
2.
It was found that introduction of silicone led to decrease in the oxidation potential of 1,3-benzodithiole and enhancement of the donating ability of the donors.
测定了化合物的氧化电位,发现硅的引入导致苯并-1,3-二硫杂环戊烯的氧化电位明显降低,给体的给电子能力增强。
3.
Method: The antioxidant activities of the above samples were evaluated by a DPPH method,the half-wave oxidation potentials(E1/2) of the 31 compounds were determined by an HPLC-CoulArray method,at the same time,phenolic contents of the the total compounds in the 10 extracts of Chinese materia medica were analyzed by Folin-Ciocalteu method.
方法:以中药中常见的31种黄酮、酚酸类化合物和10种中药为研究对象,以DPPH法对上述41个样品的抗氧化活性进行评价,以高效液相色谱-库仑阵列检测技术检测黄酮及酚酸类化合物的氧化电位,以Folin-C iocalteu法测定中药中黄酮和酚酸类成分的总量。
补充资料：寄杜位（顷者与位同在故严尚书幕）
【诗文】：
寒日经檐短，穷猿失木悲。峡中为客恨，江上忆君时。
天地身何在，风尘病敢辞。封书两行泪，沾洒裛新诗。
【注释】：
【出处】：
全唐诗：卷231_57
寒日经檐短，穷猿失木悲。峡中为客恨，江上忆君时。
天地身何在，风尘病敢辞。封书两行泪，沾洒裛新诗。
【注释】：
【出处】：
全唐诗：卷231_57
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条