| 1. | Amines are widely distributed in plants . 在植物中胺是广泛分布的。 |
| 2. | Amines and diamines are particularly effective . 胺和二胺是特别有效的。 |
| 3. | Some amines undergo direct nitration during nitrolysis . 某些胺在硝解时发生直接硝化。 |
| 4. | Adding other groups at the amine stage may be advisable . 在胺阶段引入其他基团可能是有好处的。 |
| 5. | Amines can engage in nucleophile substitution reaction with alky . 胺能参加与卤代烷的亲核取代反应。 |
| 6. | 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。 |
| 7. | In many instances isocyanates react vigorously with water, alcohols, and amines . 在许多情况下异氰酸酯同水,醇和胺发生猛烈的反应。 |
| 8. | It would not be expected to occur as readily as the oxidation of an amine or phenolic antioxidant . 它不及胺类或酚类抗氧剂的氧化速率快。 |
| 9. | Nonionics include polyoxyethylene condensates, sucrose esters and alkyl amine oxides . 非离子型表面活性剂有聚氧乙烯缩合物糖酯和烷基胺氧化物。 |
| 10. | In some more complex cases, secondary amines can be nitrated directly with nitrating mixtures . 在某些复杂的情况下,仲胺能用混合硝化剂直接硝化。 |