👉 Heterocyclic is a chemical compound that contains at least three different atoms. It can be defined as a type of cyclic compound, meaning it has a repeating unit or series of atoms that are bonded together in a specific way. This type of compound is often used to describe organic compounds such as furans (carboxylic acids), ketones, and esters. Heterocyclic compounds are particularly interesting because they can have unique chemical properties and applications due to their arrangement. For example