3-(Hexyloxy) Propylamine

3-(Hexyloxy)propylamine (CAS: 16728-61-3), also known as 3-hexyloxy-1-propylamine or hexyl propyl ether amine, is a specialized primary ether amine characterized by its linear six-carbon alkoxy chain attached to a propylamine moiety. This molecule belongs to the broader class of alkoxypropylamines, which are versatile chemical intermediates typically synthesized through the cyanoethylation of n-hexanol followed by catalytic hydrogenation.

The molecular architecture of 3-(hexyloxy)propylamine uniquely combines a hydrophobic aliphatic tail with a hydrophilic primary amine head, bridged by an internal ether linkage. This configuration grants the molecule distinct surfactant-like properties and a specific lipophilic-hydrophilic balance (LHLB). At room temperature, it appears as a colorless to pale yellow liquid with a characteristic ammoniacal odor. As a reactive primary amine, it serves as a critical building block for the synthesis of specialized surfactants, corrosion inhibitors, and agricultural formulations, allowing chemists to tailor the solubility and surface-active properties of the resulting derivatives.