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- racemic amines 外消旋胺
- Amines are widely distributed in plants. 在植物中胺是广泛分布的。
- Reacs with amines yielding amides. 与胺反应,产生氨基化合物。
- Amines and diamines are particularly effective. 胺和二胺是特别有效的。
- Amines and diamines are particularly effective . 胺和二胺是特别有效的。
- Amin asked him: "how injured his face? 阿明就问他:“怎么脸上挂彩啦?
- "Diola lle, Elrohir, amin yanwuva rato. (谢谢你埃尔洛赫,过一会我就回去。)"
- Epoxidation and oxidation gave the racemic C18-juvenile hormone. 通过环氧化和氧化就得到外消旋的含十八个碳的昆虫返动激素。
- Amin is the mobile phone, SMS is just the tone. 手机是阿明的,刚才那是短信提示音。
- "Think of these Amin very angry. 想起这些阿明就很气愤。
- Ey rabbim beni ve kardeslerimi emanet et amin!!! Rabbim 就是伟大的 Allah,不是什么RAB 天神!!!
- Conversion of an optically active substance to a racemic form. 外消旋转化将光学活性物质转化为外消旋形式
- Amines can engage in nucleophile substitution reaction with alky. 胺能参加与卤代烷的亲核取代反应。
- Some amines undergo direct nitration during nitrolysis. 某些胺在硝解时发生直接硝化。
- Carbon dioxide reacts with a group of chemicals called amines. 二氧化碳和一组胺类化学品发生反应。
- The racemic purity of cis- and trans-DCCA was 91.4% and 93.0%, respectively. 顺、反式二氯菊酸几何异构体含量分别为91.;4%25、93
- It afforded a practical method to synthesize chiral allylic amines. 该方法是合成手性烯丙基胺类化合物的一个非常适用方法。
- This new Freedonia industry study, Amines, is priced at $4600. 报告重点研究了美国胺类市场的发展现状,发展趋势。
- Optical resolution of a range of racemic compounds was investigated. 考察了一些手性化合物在该固定相上的拆分。
- Amines other than pyridines have been successfully employed as a proton sponge. 用胺作为质子吸收体代替吡啶还是得到同样的结果。