查询词典 quinone-imine

A modified method of free radical alkylation has been using for synthesizing of quinone derivatives with an alkyl side chain variation.

应用经过改进的自由基烷基化新方法，合成了一系列的具有长侧链结构的苯醌类化合物。

2When excess ascorbic acid is added to the reaction mixture to reduce o-quinone back to catechol...

四乙醇的存在，并不影响多酚氧化酶氧化儿茶酚作用时氧气被完全还原为水的作用。

The company also production and operation of rubber, plastics and plasticizers series of sodium acetate and four chlorobenzene quinone, and other fine products.

公司还生产经营橡胶塑料增塑剂系列及乙酸钠以及四氯苯醌等精细化产品。

Quinone: Any member of a class of cyclic organic compound s comprising a six-membered unsaturated ring to which two oxygen atoms are bonded as carbonyl groups (-C=O; see functional group).

醌：在六元不饱和环中，含有两个紧邻的，或被乙烯基撑隔开的羰基的环状有机化合物的统称。

The result indicated that deoxidizing emeraldine destroyed of quinone diamide conjugate structure, both of the conductivity and solubility were reduced. The charge was delocalized along the molecular chains after protonic acid doped, which was beneficial to the electric conductivity.

结果表明，还原本征态聚苯胺破坏了聚苯胺链中的醌二亚胺的共轭结构，电导率和溶解性能均下降；质子酸掺杂本征态聚苯胺后分子链上的电荷离域程度增加，有利于电子流动，从而提高其电导率。

Kiwi was able to play whitening, freckle role is one of the reasons for vitamin C can effectively inhibit skin dopa quinone oxidation, so that the skin pigment dark oxidized into the reduced light pigments, interference with the formation of melanin the prevention of pigmentation in order to maintain fair-skinned.

猕猴桃之所以能够起到美白、祛斑的作用，原因就是其中的维生素C能有效抑制皮肤内多巴醌的氧化作用，使皮肤中深色氧化型色素转化为还原型浅色素，干扰黑色素的形成，预防色素沉淀，从而保持皮肤白皙。

The results of electron affinity and ionization potential show that theelectron transfer properties of quinone are enhanced with the enlongation of thesubstituent.

电子亲和势和电离势的研究结果表明，随着醌环上异戊烯支链的增长，醌的电子传递能力有增强的趋势。

Systematic studies on the Hetero-Diels-Alder reaction between the o-Quinone methidesand different enol ether dienophiles for the construction of the spiroketal skeleton was described.

较系统地研究了邻甲基苯醌与不同的烯醇醚亲双烯体之间的Hetero-Diels-Alder反应对螺环缩酮结构的构筑及其应用。

The FAD in the electron-transferring flavoprotein, which mediates electron flow from fatty acyl coenzyme A to the mitochondrial electron transport chain, cycles between oxidized quinone and anionic semiquinone.

在电子风潮转移黄素蛋白，介导电子从脂酰辅酶A流入线粒体电子传递链，循环氧化之间醌和醌阴离子。

NQO1 can convert benzene-derived quinones to less toxic hydroquinones. When there is a heterozygosity or homozygosity for the base pair substitution in codon 187 of NQO1, the activity of quinone reductase decreased significantly.

我们还发现位于NQO1基因转录起始点下游第609位碱基发生了C/T的突变，可以导致NQO1蛋白第187位编码脯氨酸的密码子变成编码丝氨酸的密码子。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。