查询词典 quinine

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。

He was the author of an Historical Sketch of the Ecclesiastical, Political, and Commercial Relation of Russia with China , of a work On the Principles and Practice of Photography, and of an article in the Pekin Magazine on the virtues of quinine, in which he pointed out the dangers of the imported spurious article.

他是《摄影原理和实践》一本中文书中&关于中俄宗教、政治和商业关系历史概览&部分的作者，也是中文《北平杂志》&奎宁的优点&一文的作者，在该文中他指出了进口伪造药物的危险性。

Avoid black cohosh, California poppy, coleus, golden seal, hawthorn, mistletoe, periwinkle, quinine, shepherd's purse (may increase hypotensive effects).

避免北美升麻，加利福尼亚罂粟，薄荷科植物，北美黄莲，山楂，槲寄生，长春花，奎宁，荠菜。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。