Para-substituted 1-phenyl-3-methyl-4-aroyl-5-pyrazolones as chelating agents for the synergistic extraction of thorium(IV) and uranium(VI) in the presence of various crown ethers

Solvent Extraction and Ion Exchange

Volumn 22, Issue 5, 2004, Pages 761-789

  Meera, R ^a   Reddy, M L P ^a  

^a REGIONAL RESEARCH LABORATORY CSIR   (India)

Author keywords

Crown ether; Para substituted 1 phenyl 3 methyl 4 aroyl 5 pyrazolones; Synergistic extraction; Thorium(IV); Uranium(VI)

Indexed keywords

CHELATION; ETHERS; EXTRACTION; MIXTURES; NITRIC ACID; NONLINEAR SYSTEMS; NUCLEAR MAGNETIC RESONANCE; REGRESSION ANALYSIS;

EQUILIBRIUM CONSTANTS; INORGANIC LIGANDS; NONLINEAR REGRESSION; PYRAZOLONES;

AROMATIC HYDROCARBONS;

EXTRACTION PROCESS;

EID: 7444233665     PISSN: 07366299     EISSN: None     Source Type: Journal    
DOI: 10.1081/SEI-200030290     Document Type: Article

References (27)

1. Bacher, W.; Keller, C. 4-Acyl-substituierte 1-phenyl-3-methyl-pyrazolone-5 als chelatbildner fuer actinidenionen. J. Inorg. Nucl. Chem. 1973, 35, 2945-2956.
2. Meera, R.; Varma, R.L.; Reddy, M.L.P. The synergistic extraction of thorium(IV) and uranium(VI) with mixtures of 1-phenyl-3-methyl-4-(2-ethylhexanoyl)-5-pyrazolone and trialkylphosphine oxide. Solvent Extr. Res. Dev., Jpn. 2003, 10, 13-27.
3. Meera, R.; Varma, R.L.; Reddy, M.L.P. Enhanced extraction of thorium(IV) and uranium(VI) with 1-phenyl-3-methyl-4-pivaloyl-5-pyrazolone in the presence of various neutral organophosphorus extractants. Radiochim. Acta 2004, 92, 17-23.
4. Jia-Jun, M.; Wei-Jie, J.; Xing-Zhi, S.; Yu-De, C. Synergistic extraction of uranium(VI) with 1-phenyl-3-methyl-4-acylpyrazolone-5 and neutral extractants. J. Radioanal. Nucl. Chem., Articles 1991, 147, 287-295.
5. Reddy, M.L.P.; Meera, R. Crown ethers as size selective synergists in the solvent extraction of thorium(IV) and uranium(VI) with 3-phenyl-4-(4-fluorobenzoyl)-5-isoxazolone. Radiochim. Acta 2001, 89, 453-459.
6. Sahu, S.K.; Chakravortty, V.; Reddy, M.L.P.; Ramamohan, T.R. The synergistic extraction of thorium(IV) and uranium(VI) with mixtures of 3-phenyl-4-benzoyl-5-isoxazolone and crown ethers. Talanta 2000, 51, 523-530.
7. Bond, A.H.; Dietz, M.L.; Chiarizia, R. Incorporating size selectivity into synergistic solvent extraction: a review of crown ether-containing systems. Ind. Eng. Chem. Res. 2000, 39, 3442-3464.
8. Jenson, B.S. The synthesis of 1-phenyl-3-methyl-4-acyl-pyrazolones-5. Acta Chem. Scand. 1959, 13, 1668-1670.
9. Stewart, J.J.P. Optimization of parameters for semi-empirical methods. I. Method. J. Computational Chemistry 1989, 10, 209-221.
10. Umetani, S.; Matsui, M. Liquid-liquid distribution of 4-acyl-3-methyl-1-phenyl-5-pyrazolones and their zinc complexes. Bull. Chem. Soc. Jpn 1983, 56, 3426-3429.
11. Bhattacharya, A.; Banerjee, S.; Mohapatra, P.K.; Basu, S.; Manchanda, V.K. Extraction of ternary β-diketonates of uranyl ion using some substituted monoamides. Solvent Extr. Ion Exch. 2003, 21, 687-705.
12. Oliver, B.G.; Davis, A.R. The structure of aqueous thorium nitrate solutions by laser Raman spectroscopy. J. Inorg. Nucl. Chem. 1972, 34, 2851-2860.
13. Kotrlý, S.; Šucha, L. Handbook of Chemical Equilibria in Analytical Chemistry; Ellis Horwood: Chichester, England, 1985.
14. Francis, T.; Meera, R.; Reddy, M.L.P. Extraction of mercury(II) with dicyclohexano-18-crown-6, and its application to industrial wastes. Sep. Sci. Technol. 2001, 36, 2341-2353.
15. Umetani, S.; Kawase, Y.; Le, Q.T.H.; Matsui, M. Acylpyrazolone derivatives of high selectivity for lanthanide metal ions: effect of distance between the two donating oxygens. J. Chem. Soc. Dalton Trans. 2000, 16, 2787-2791.
16. Mohapatra, P.K.; Manchanda, V.K. Complexation of americium(III) with crown ethers in aqueous phase. Radiochim. Acta 1991, 55, 193-197.
17. Hasegawa, Y.; Nakano, T.; Odari, Y.; Ishikawa, Y. Lithium salt effects on extractions of 15-crown-5, 18-crown-6 or their silver(I) complexes as picrates. Bull. Chem. Soc. Jpn 1984, 57, 8-11.
18. Sekine, T.; Saitou, T.; Iga, H. Association of β-diketones with trioctylphosphine oxide in solvent extraction systems. Bull. Chem. Soc. Jpn 1983, 56, 700-704.
19. Yonezawa, C.; Choppin, G.R. Synergistic extraction of Am(III), Th(IV) and U(VI) by HPMBP and crown ethers. J. Radioanal. Nucl. Chem., Articles 1989, 134, 233-239.
20. Mundra, S.K.; Pai, S.A.; Subramanian, M.S. Synergistic extraction of uranyl ion with acylpyrazolones and dicyclohexano-18-crown-6. J. Radioanal. Nucl. Chem., Articles 1987, 116, 203-211.
21. Liu, Y.; Han, B.H.; Chen, Y.T. The complexation thermodynamics of light lanthanides by crown ethers. Coord. Chem. Rev. 2000, 200-202 53-73.
22. Izatt, R.M.; Bradshaw, J.S.; Nielsen, S.A.; Lamb, J.D.; Christensen, J.J. Thermodynamic and kinetic data for cation - macrocycle interaction. Chem. Rev. 1985, 85, 271-339.
23. Mathur, J.N.; Khopkar, P.K. Uses of crown ethers as synergists in the solvent extraction of trivalent actinides and lanthanides by 1-phenyl-3-methyl-4-trifluoroacetyl pyrazolone-5. Solvent Extr. Ion Exch. 1988, 6, 111-124.
24. Pederson, C.J. Ionic complexes of macrocyclic polyethers. J. Am. Chem. Soc. 1970, 92, 386-390.
25. Marchetti, F. Zinc and cadmium derivatives containing several 4-acyl-5-pyrazolonate donors and additional ancillary ligands. Main Group Met. Chem. 2001, 24, 257-266.
26. Okafor, E.C.; Uzoukwu, A.B.; Hitchcock, P.B.; Smith, J.D. Pyrazolonato complexes of uranium. Crystal structures of bis-oxobis(1-phenyl- 3-methyl-4-acetylpyrazol-5-onato)aquouranium(VI) and bis-oxobis (1-phenyl-3-methyl-4-benzoylpyrazol-5-onato(propanol) uranium(VI). Inorganica Chim. Acta 1990, 172, 97-103.
27. Mathur, J.N.; Choppin, G.R. The interaction of crown ethers with β diketonate complexes of f-elements. Solvent Extr. Ion Exch. 1993 11, 1-18.