Pyrrolidine is a five-membered ring compound that contains four carbon atoms and one nitrogen atom. It is a colorless, flammable liquid with a distinctive amine-like odor. Pyrrolidine is commonly used as a building block in organic synthesis and can be found in various pharmaceuticals and agrochemicals. This compound is classified as a saturated heterocyclic amine and is known for its ability to act as a solvent and a reagent in chemical reactions. Pyrrolidine derivatives are often studied for their potential applications in medicinal chemistry, particularly in the development of antidepressants and antipsychotics.