2-(Quinolin-2-yl)ethanamine is an organic compound featuring a quinoline ring system linked to an ethylamine side chain. This structure combines the aromatic and basic properties of quinoline with the nucleophilic and coordinating capabilities of a primary amine. This compound serves as a versatile building block in medicinal chemistry. Its primary application is as a key intermediate in the synthesis of various biologically active molecules, particularly those targeting the central nervous system. For instance, it is a crucial precursor in the synthesis of certain quinoline-based compounds investigated for their potential as serotonin receptor modulators and other neuropharmacological agents. As a bifunctional molecule containing both a heterocyclic aromatic system and a primary amine, it is also employed in organic synthesis for the construction of more complex molecular architectures, including ligands for metal complexes and functionalized materials.