2-ethylhexyl hydrogen -2-ethylhexylphosphonate

• CAT Number: M059567
• CAS Number: 14802-03-0
• Molecular Formula: C16H35O3P
• Molecular Weight: 306.427
• Purity: ≥95%
• Synonyms: 2-Ethylhexyl hydrogen -2-ethylhexylphosphonate; Phosphonic acid, P-(2-ethylhexyl)-, mono(2-ethylhexyl) ester
• Storage: Store at -20°C
• IUPAC Name: 2-ethylhexoxy(2-ethylhexyl)phosphinic acid
• InChI: InChI=1S/C16H35O3P/c1-5-9-11-15(7-3)13-19-20(17,18)14-16(8-4)12-10-6-2/h15-16H,5-14H2,1-4H3,(H,17,18)
• InChIKey: ZDFBXXSHBTVQMB-UHFFFAOYSA-N
• SMILES: CCCCC(CC)COP(=O)(CC(CC)CCCC)O

2-ethylhexyl hydrogen -2-ethylhexylphosphonate(CAT: M059567), also known as D2EHPA or bis(2-ethylhexyl) hydrogen phosphate, is a chemical compound commonly used as an extractant in solvent extraction processes for metal ions. It has a high selectivity for metals such as copper, nickel, cobalt, and rare earth elements. It is also used in the pharmaceutical industry as a solubilizing agent and in the production of plasticizers, surfactants, and lubricants.

Reference

1.Preston, John S. "Solvent extraction of cobalt and nickel by organophosphorus acids I. Comparison of phosphoric, phosphonic and phosphonic acid systems." Hydrometallurgy 9.2 (1982): 115-133.
2.Devi, N. B., K. C. Nathsarma, and V. Chakravortty. "Separation and recovery of cobalt (II) and nickel (II) from sulphate solutions using sodium salts of D2EHPA, PC 88A and Cyanex 272." Hydrometallurgy 49.1-2 (1998): 47-61.
3.Bandekar, Sunita V., and P. M. Dhadke. "Solvent extraction separation of platinum (IV) and palladium (II) by 2-ethylhexyl phosphonic acid mono-2-ethylhexyl ester (PC-88A)." Separation and purification technology 13.2 (1998): 129-135.
4.Lee, Man-Seung, et al. "Solvent extraction of Sm from chloride solution with PC88A and saponified PC88A." Materials transactions 46.1 (2005): 64-68.