胺
胺（晏；amine）係有機化合物，係氨中之氫，畀烴基取代之化合物。氨結構NH₃，伯胺一級胺代一氫，即係RNH₂；仲胺二級胺代兩氫，即係RR'NH；叔胺三級胺代三氫，即係RR'RN。就好似甲胺，式係CH₃NH₂，而二甲胺係CH₃NHCH₃。
| 伯胺 一級胺 Primary amine | 仲胺 二級胺 Secondary amine | 叔胺 三級胺 Tertiary amine |
|---|---|---|
 |  |  |
名
胺字，原本指肉敗而臭。化學借咗來用。
合成
其實有好多方法可以合成胺嘅：
還原
- 用鐵、鋅或錫同鹽酸還原硝基化合物
取代反應（烷基化反應）
註
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