KnowraEthylamineLinked fromLinked fromThe 3 pages that link to Ethylamine, each with the reason it gives.All 3Related 1Compared with 2MethylamineCompared with: Its extra carbon distinguishes it from the one-carbon methylamine.TryptamineRelated: Tryptamine’s side chain contains two carbon atoms and ends in an amine group.DiethylamineCompared with: It has one ethyl group where diethylamine has two.