β-(dimethylamino)-β-ethylphenethyl alcohol, also known as N,N-Dimethyl-3-phenyl-3-(4-pyridyl)propylamine, is a chemical compound with the molecular formula C16H23NO. This organic compound is valued for its versatile applications in organic synthesis and chemical research. Its unique structure, which includes a dimethylamino and ethyl group attached to a phenethyl backbone, confers diverse reactivity and functionality, making it an important building block in the synthesis of pharmaceuticals, agrochemicals, and fine chemicals. The compound’s ability to act as a chiral auxiliary, a ligand, or a precursor in various synthetic pathways underscores its significance in modern organic chemistry.