Tri-n-octylamine referred to as ‘TOA’, is an important tertiary amine extractant, which is also used as a surfactant.
- Basic information
- English name: Tri-n-octylamine
- CAS number: 1116-76-3
- Molecular formula: C24H51N
- Molecular weight: 353.67
- Related categories: Extractants; speciality chemicals; organic raw materials and intermediates
- Transport Information: Class 9 dangerous goods
- Application
- Wastewater Treatment
Tri-n-octylamine is used in the treatment of industrial wastewater containing phenols or aromatic acids. It effectively aids in the removal of hard-to-degrade organic pollutants, especially in chemical and pharmaceutical effluent streams. -
Synthesis of Quaternary Ammonium Compounds
It serves as a raw material in the synthesis of quaternary ammonium salts, which are widely used as surfactants, antistatic agents, and disinfectants.
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Extraction of Rare and Precious Metals
Tri-n-octylamine is a highly efficient extractant in the separation and recovery of metals such as cobalt, nickel, and actinides (e.g., uranium, thorium), as well as rare earth elements like molybdenum, vanadium, cerium, and neodymium. Its strong selectivity and ease of operation make it a preferred agent in hydrometallurgy.
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