奎宁的

These have attracted wide interest in the last years because it represents a key intermediate of the synthesis of Cinchona alkaloids ; such as quinine and cinchonamine.

由於它们为许多重要且具有药效的金鸡钠生物碱，如奎宁和金鸡钠胺，合成时之关键中间物或先驱物，使得在最近几年来引发广泛的研究兴趣。

Any of several trees and shrubs of the genus Cinchona,native chiefly to the Andes and cultivated for bark that yields the medicinal alkaloid s quinine and quinidine,which are used to treat malaria.

金鸡纳树一种金鸡纳属的树木和灌木，原产于安第斯山区，其树皮含有治疗疟疾的药用生物碱奎宁和奎尼定，因而被栽植

"Cinchona:any of several trees and shrubs of the genus Cinchona, native chiefly to the andes and cultivated for bark that yields the medicinal alkaloids quinine and quinidine, which are used to treat malaria."

金鸡纳树：一种金鸡纳属的树木和灌木，原产于安第斯山区，其树皮含有治疗疟疾的药用生物碱奎宁和奎尼定，因而被栽植。

Any of several trees and shrubs of the genus Cinchona, native chiefly to the Andes and cultivated for bark that yields the medicinal alkaloids quinine and quinidine, which are used to treat malaria.

金鸡纳树一种金鸡纳属的树木和灌木，原产于安第斯山区，其树皮含有治疗疟疾的药用生物碱奎宁和奎尼定，因而被栽植

QN 〓PHAL,〓PHAL and 〓PHAL were quaternized by refluxing with benzyl bromide to give ligands 8, 9 and 10 respectively. 2. The chiral ligands were applied to the AD reaction of olefins with NMO as co-oxidant and PEG (400 MW) or PF〓 as reaction media.

以奎宁和奎尼定为原料分别与1，4-二氯-2，3-二氮杂萘反应制备〓PHAL和〓PHAL，然后通过〓PHAL、〓PHAL及〓PHAL与苄基溴的季铵化反应制备单季铵盐手性配体8、9和10。

A chiral phase transfer catalyst, N-benzyl quinine bromide, was synthesized from natural chiral compound. And 2,5-bimethyl-4-(3-nitrobenzene)-1,4-bihydrogenation pyridine-3--4-methyl formate (viz. nitrendipine) was synthesized by this chiral phase transfer catalysis, and characterized by elemental analysis, infrared spectrum,1H nuclear magnetic resornace, and X-ray single-crystal diffraction.Key words: ammonium; chiral phase transfer catalyser; crystal structure

通过对天然手性物质进行修饰合成手性相转移催化剂N-苄基溴化奎宁，并对目标分子2，5-二甲基-4-(3-硝基苯)-1，4-二氢吡啶-3-甲酸乙酯-5-甲酸甲酯进行不对称催化合成，并通过红外光谱和核磁共振氢谱对化合物进行了表征，用X射线单晶衍射法测定了该化合物的晶体结构。

Lime- or lemon-flavored carbonated water containing quinine .

酸橙或柠檬味的碳酸水，含有奎宁。

To some people.- Excuse me. May I have a gin and tonic?

是很自然的-对不起我能要一杯奎宁杜松子酒吗？

I'd like a gin and tonic.

给我来一杯加了奎宁水的杜松子酒。

Francis: I'd like gin and tonic, please.

弗朗西斯：我想喝加奎宁水的杜松子酒。

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。