Tri-n-octylphosphine oxide

• CAT Number: R070991
• CAS Number: 78-50-2
• Molecular Formula: C24H51OP
• Molecular Weight: 386.65
• Purity: ≥95%
• Synonyms: TOPO
• Storage: RT
• IUPAC Name: 1-dioctylphosphoryloctane
• InChI: InChI=1S/C24H51OP/c1-4-7-10-13-16-19-22-26(25,23-20-17-14-11-8-5-2)24-21-18-15-12-9-6-3/h4-24H2,1-3H3
• InChIKey: ZMBHCYHQLYEYDV-UHFFFAOYSA-N
• SMILES: CCCCCCCCP(=O)(CCCCCCCC)CCCCCCCC

Tri-n-octylphosphine oxide (Cat No.:R070991) is an organophosphorus compound widely used as a solvent extraction agent and a coordinating ligand in various chemical processes. Its strong binding affinity for metal ions makes it valuable in the extraction and purification of rare earth elements and metals. TOPO is also utilized in nanotechnology, particularly in the synthesis and stabilization of quantum dots, where it helps control particle size and surface properties. Its hydrophobic nature and ability to form stable complexes make TOPO essential in both industrial applications and advanced materials research.