(R)-2-Phenylpyrrolidine is a chiral, non-natural amino acid derivative featuring a pyrrolidine ring substituted with a phenyl group at the 2-position. It is a colorless to pale yellow liquid with the molecular formula C10H13N. This compound serves as a valuable chiral building block and intermediate in pharmaceutical synthesis. Its rigid pyrrolidine scaffold and chiral center make it a useful precursor for constructing bioactive molecules, particularly in the development of drugs targeting the central nervous system and as a ligand in asymmetric catalysis. It is employed in the synthesis of various pharmacologically active compounds. As a secondary amine, it exhibits typical basic properties and is sensitive to air and moisture. Proper handling under inert atmosphere is recommended for storage and use in synthetic applications.