Organic cations are positively charged organic molecules that play a crucial role in various biological processes and chemical reactions. These cations are commonly found in the form of ammonium ions, which are composed of a nitrogen atom bonded to four hydrogen atoms. Organic cations are frequently involved in drug metabolism, ion transport across cell membranes, and the binding of ligands to receptors. Understanding the properties and functions of organic cations is important for developing new drugs, studying cellular processes, and designing materials with specific properties.