衍生物

The presence of different initial concentration of quinoline had remarkable effects on the biodegradation of 3- or 4- or 6-methylquinoline.

3首次研究了喹啉类有机污染物生物降解过程中的底物间的相互作用，发现喹啉的存在对喹啉衍生物的降解具有重要影响。

In this dissertation, Ir-catalyzed asymmetric hydrogenation, asymmetric transfer hydrogenation and asymmetric hydrosilylation of quinoline derivatives have been studied.

本论文研究了铱催化喹啉衍生物的不对称氢化、不对称转移氢化和不对称硅氢化反应。

As a widely used organic intermediate, quinoline play an important role in the field of drug filtration, chemical analysis, dye industry, etc.

喹啉类衍生物是重要的有机物中间体，在药物筛选、化学分析、染料工业等领域都有很广泛的应用。

Up to 97% ee was also obtained in the asymmetric hydrogenation of the more difficult and less studied 2,3-disubstitued quinoline derivatives.

以手性二胺与金属铱形成的配合物Cp*Ir(CF3TsDPEN)为催化剂，研究了在空气条件下喹啉衍生物的不对称氢化反应。

SCE that results from the electrochemical oxidation product of CM, a CM derivative in quinone form.

这对峰是由姜黄素被电氧化生成的姜黄素邻醌衍生物的醌/氢醌(CM-Q/CM-QH_2)氧化还原过程产生的。

A quinone compound that serves as an electron carrier between flavoproteins and in cellular respiration.

辅酶 q一种苯醌衍生物，在黄素蛋白中以及细胞呼吸作用为成分携带者

As a kind of important chemical intermediate, quinoxaline and its derivatives have been widely applied to medicine,pesticide,dye, feedstuff and so on.

喹喔啉及其衍生物是重要的化工中间体，在医药、农药、饲料及染料等领域得到比较广泛的应用。

Numerous quinoxaline derivatives have been prepared to get biologically active compounds, and the research continues to synthesize new compounds having unusual skeletons.

许多喹喔啉衍生物被认定具有生物活性，故不断地被研究以合成新的骨架。

The 2/SegPhos/I2 system can be applied in asymmetric hydrosilylation of quinoline and quinoxaline derivatives successfully, and up to 93% ee was obtained.

芳香杂环化合物喹啉衍生物的不对称硅氢化反应一直是不对称氢化领域的一个难点，我们利用2/-SegPhos/I2催化体系首次实现了杂芳香化合物：喹啉和喹喔啉的不对称硅氢化反应，最高获得了93%的ee值。

Methods Using 4-chloro-2-nitroaniline as a starting compound, followed by substitution, reductive cyclization, oxidation, and chlorination, to give the key intermediate 2,7-dichloroquinoxaline (7), which reacted with different phenolic compounds to afford quinoxaline derivatives.

方法以4氯2硝基苯胺为起始原料经取代、还原关环、氧化、和氯代合成了中间体2，7二氯喹喔啉(7)，再在喹喔啉的2位引入不同的取代酚结构单元，合成了一系列共9个新喹喔啉衍生物。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。