查询词典 aryl

In this paper, the study progress of rhodamine dye type in recent years and the reaction mechanism and the methods of aryl methyl oxidation to the fragrant aldehyde group were firstly introduced.

在本论文中，首先介绍了近年来罗丹明类染料的研究进展和芳甲基氧化生成芳醛基的反应机理、方法。

It is imaginable that the catalytic system could be used in cross-coupling of aryl bromides with other active methylene compounds.

预计该催化体系可以广泛用于溴代芳烃与其它含活泼亚甲基化合物的交叉偶联反应。

Aryl acid compounds are provided in accordance with the invention.

本发明提供了芳基酸化合物。

Suzuki cross-coupling of aryl bromides with arylboronic acid is one of effective methods to form biphenyl derivatives in organic synthesis.

研究了它们对 Suzuki偶联反应的催化作用，优化了这些催化剂在联苯类化合物合成中的反应条件。

Aim To study the synthesis and antidepressant activities of aryl alkanol piperazine derivatives.

目的 研究芳烷醇哌嗪类化合物的合成及抗抑郁活性。

Blanc chloromethylation is a very classical reaction, which is a very important method on inducting chloromethyl in aryl hydrocarbon.

B1anc氯甲基化是一种很经典的反应，是在芳香族化合物中引入氯甲基的重要方法。

Applications of aryl hydrocarbon hydroxylase in diagnosis of lung cancer CHEN Liang′an , LIUYouning.

目的：寻找较为理想的肺癌标志物，为肺癌的早期诊断提供帮助。

In the IUPAC system, alkyl and aryl substituents and many functional groups are named as prefixes on the parent.

在系统命名法中，烷基、芳基取代基和许多官能团被命名为前缀并放在一个母体的前面

However,aryl arenesulfonates and mesylates are attracting more interesting.

近年来，芳基磺酸酯和甲磺酸酯参与的交叉偶联反应日益受到关注。

When the proportion of the aryl halides was changed,the aromatic products with different number substitutes could be obtained.

通过研究我们发现，活泼酰基与烯丙基在偶联反应中活性相当，可得到不同成环方式的产物，且当改变卤代物比例时，将得到不同数量取代芳烃的产物。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。