Crown ethers as synergistic agents in the solvent extraction of trivalent lanthanoids with thenoyltrifluoroacetone

Separation Science and Technology

Volumn 40, Issue 5, 2005, Pages 1103-1113

  Atanassova, M ^a   Dukov, I L ^a  

^a UNIVERSITY OF CHEMICAL TECHNOLOGY AND METALLURGY   (Bulgaria)

Author keywords

Dibenzo 18 crown 6; Dibenzo 24 crown 8; Lanthanoids separation factors; Synergistic extraction; Thenoyltrifluoroacetone

Indexed keywords

AROMATIC COMPOUNDS; CHEMICAL REACTIONS; COMPLEXATION; SEPARATION; SOLVENT EXTRACTION;

EQUILIBRIUM CONSTANTS; LANTHANOIDS; SEPARATION FACTORS; SYNERGISTIC AGENTS;

CROWN ETHERS;

ETHER; SEPARATION; SOLVENT EXTRACTION;

EID: 17544373642     PISSN: 01496395     EISSN: None     Source Type: Journal    
DOI: 10.1081/SS-200049855     Document Type: Article

References (22)

1. Ensor, D.D. and Shah, A.H. (1988) Synergistic extraction of trivalent actinides and lanthanides using macrocyclic compounds. J. Radioanal. Nucl. Chem. Letters., 127 (4): 235-242.
2. Nair, G.M. and Prabhu, D.R. (1988) Synergism of crown ethers in the thenovl-trifluoroacetone extraction of americium (III) in benzene medium. J. Radioanal. Nucl. Chem. Articles, 121 (1): 83-90.
3. Ensor, D.D., Nicks, M., and Prnett, D.J. (1988) Synergistic extraction of trivalent actinides and lanthanides using HTTA and an aza-crown ether. Separ. Sci. Technol., 23 (12, 13): 1345-1353.
4. Aly, H.F., Khalifa, M.M., El-Dessouky, F.A., Shehata, F.A., and Navratie, J.D. (1986) Crown ethers as synergic ligands in the solvent extraction of metal ions by thenoyltrifluoroacetone. In, International Solvent Extraction Conference (ISEC' 86). Munchen, Germany, Sept. 11-16, Frankfurt/M, DECHEMA, Vol. 2, II-539-II-545 Prepr.
5. Meguro, Y. and Yoshida, Z. (1994) Synergistic ion-pair extraction of Am(III) and Cm(III) by thenoyltrifluoroacetone and crown ether. Radiochim. Acta, 65: 19-22.
6. Kitatsuji, Y., Meguro, Y., and Yoshida, Z. (1995) Synergistic ion-pair extraction of lanthanide (III) with thenoyltrifluoroacetone and crown ether into 1,2-dichloroethane. Solvent Extr. Ion Exch., 13 (2): 289-300.
7. Dukov, I.L. (1993) Synergic solvent extraction of some lanthanides with mixtures of thenoyltrifluoroacetone and benzo-15-crown-5. Monatsh. Chem., 124: 689-693.
8. Yamamoto, N., Hirayama, N., and Honjo, T. (1999) Extraction behaviour of lanthanum (III) with monothiothenoyltrifluoroacetone and crown ethers. Solv. Extr. Res. Develop. Japan, 6: 182-188.
9. Mathur, J.N. and Khopkar, P.K. (1988) Use of crown ethers as synergists in the solvent extraction of trivalent actinides and lanthanides by 1-phenyl-3-methyl-4-fluoroacetylpyrazolone-5. Solvent Extr. Ion Exch., 6 (1): 111-124.
10. Dukov, I.L. (1992) Synergistic extraction of lanthanides with mixtures of 1-phenyl-3-methyl-4-benzoyl-pyrazol-5-one and benzo-15-crown-5. Solvent Extr. Ion Exch., 10 (4): 637-653.
11. Thakur, P., Dash, K.C., Reddy, M.L.P., Varma, R.L., Ramamohan, T.R., and Damodaran, A.D. (1996) Crown ethers as synergists in the extraction of trivalent lanthanides by 1-phenyl-4-methyl-4-trifluoroacetyl-pyrazolone-5. Radiochim. Acta, 75: 11-16.
12. Reddy, M.L.P., Varma, R., Ramamohan, T.R., and Damodaran, A.D. (1997) Synergistic solvent extraction of trivalent lanthanides with mixtures of 3-phenyl-4-benzoyl-5-isoxalone and crown ethers. Solvent Extr. Ion Exch., 15 (1): 49-61.
13. Reddy, M.L.P., Varma, L.R., and Ramamohan, T.R. (1998) Enhanced extraction and separation of trivalent lanthanoids with 4,4,4-trifluoro-1- phenyl-1, 3-butanedione and crown ether. Radiochim. Acta, 80: 151-154.
14. Pavithran, R., Varma, L.R., and Reddy, M.L.P. (2003) Synergistic solvent extraction of trivalent lanthanoids with mixtures of 1-phenyl-3-methyl-4- pivaloyl-5-pyrazolone and crown ethers. Solvent Extr. Ion Exch., 21 (6): 797-813.
15. Pavithran, R. and Reddy, M.L.P. (2004) Crown ethers as synergists in the extraction of trivalent lanthanoids with 3-phenyl-4-(4-fluorobenzoyl)-5- isoxazolone. Radiochim. Acta, 92: 31-38.
16. 3+ substituted pyrazolone-crown ether adducts. Solvent Eur. Ion Exch., 8 (4, 5): 629-641.
17. Lakkis, M., Brunette, J.P., and Leroy, M.J.F. (1986) 18C6 and DC18C6 crown ethers as synergistic agents in the extraction of Co(II) and Ni(II) from chloride media with 1-phenyl-3-methyl-4-benzoylpyrazol-5-one in toluene. Solvent Extr. Ion Exch., 4 (2): 287-299.
18. Sastre, A.M., Sahmoune, A., Brunette, J.P., and Leroy, M.J.F. (1989) Synergic extraction of divalent transition metals with mixtures of 1-phenyl-3-methyl-4-benzoyl-pyrazol-5-one and crown ethers in the presence of alkali or alkaline earth ions. Solvent Kxtr. Ion Exch., 7 (3): 395-412.
19. Rusdiarso, B., Messaoudi, A., and Brunette, J.P. (1993) Synergistic extraction of Co(II) from cesium containing aqueous solutions with mixtures of 4-acyl-pyrazol-5-ols and crown ethers. Talanta, 40 (6): 805-809.
20. Sahu, S.K., Chakravortty, V., Reddy, M.L.P., and Ramamohan, T.R. (2000) The synergistic extraction of thorium (IV) and uranium (VI) with mixtures of 3-phenyl-4-benzoyl-5-isoxazolone and crown ethers. Talanta, 51: 523-530.
21. Bond, A.M., Dietz, M.L., and Chiarizia, R. (2000) Incorporating size selectivity into synergistic solvent extraction: A review of crown ether-containing systems. Ind. Eng. Chem. Res., 39: 3442-3464.
22. Savvin, S.B. (1966) Arsenazo III; Atomizdat: Moskva, 177 pp.