N,N’-Diethylethylenediamine (DEE), with the molecular formula C6H16N2, is a branched-chain diamine characterized by two ethyl groups attached to nitrogen atoms in an ethylenediamine backbone. This compound is recognized for its versatility in organic synthesis and industrial applications. DEE serves as a crucial intermediate in producing various chemicals, including surfactants, polymers, and pharmaceuticals. Due to its reactivity, it is often employed as a ligand in coordination chemistry and catalysis. Additionally, N,N’-diethylethylenediamine’s unique properties make it valuable in formulations requiring amine functionalities, reflecting its importance across multiple scientific and industrial domains.