Completar frases AminesVersión en línea Exercise about Amines. Erasmus+ por Alessandro Perri 1 ring hydrogens organic hydrogen connectivity ammonia chain atoms nitrogen atoms nitrogen substituents carbon Amines are compounds which contain and are often actually based on one or more of . Structurally amines resemble in that the can bond up to three , but amines also have additional properties based on their . In an amine , one or more of the from ammonia are replaced by organic like alkyl ( alkane ) and aryl ( aromatic ) groups .