KnowraDimethylamineLinked fromLinked fromThe 3 pages that link to Dimethylamine, each with the reason it gives.All 3Compared with 3MethylamineCompared with: Adding a second methyl group changes methylamine from a primary to a secondary amine.EthylamineCompared with: It shares ethylamine's molecular formula but places two carbon groups on nitrogen.TrimethylamineCompared with: It is a related volatile amine with one fewer methyl group than trimethylamine.