Complexation of copper(II) with L-alanine and its N-alkyl derivatives

Chemical Speciation and Bioavailability

Volumn 11, Issue 4, 1999, Pages 125-134

  Branica, G ^a   Paulic N ^a   Grgas, B ^a   Omanovic D ^b  

^a INSTITUTE FOR MEDICAL RESEARCH AND OCCUPATIONAL HEALTH   (Croatia)

^b RUDER BO KOVI INSTITUTE   (Croatia)

Author keywords

Copper(II) N alkylated L alaninato complexes; Potentiometry; SOD mimetics; Stability constants; Voltammetry

Indexed keywords

EID: 6344287303     PISSN: 09542299     EISSN: None     Source Type: Journal    
DOI: 10.3184/095422999782775636     Document Type: Article

References (25)

1. Anderson, M.A., Morel, F.M.M. and Guillard, R.R.L. 1978. Growth limitation of a coastal diatom by low zinc ion activity. Nature, 276, 70-71.
2. Blagovi C. B., Pauli C. N., Raos, N. and Simeon, V. 1994. Transition metal complexes of N, N-Dimethylthreonine: Stability and UV/Vis Spectra. Monatshefte fur Chemie, 125, 1083-1089.
3. Bond, A.M. 1969. A study of the fluoride complexes of cadmium by A.C. and D.C. polarography. J. Electroanal. Chem., 20, 223-230.
4. Bond, A.M. and Taylor, R.J. 1970. Polarographic studies of the fluoride complexes of tin(II) in neutral and acidic media. J. Electroanal. Chem., 28, 207-215.
5. Bowman, R.E. and Stroud, H.H. 1950. N-substituted Aminoacids, Part I: A new method of preparation of Dimethylaminoacids. J. Chem. Soc., 1342-1349.
6. Braibanti, A., Bruschi, C., Fisicaro, E. and Pasquali, M. 1986. Analysis of variance in determination of equivalence volume and of the ionic product of water in poten-tiometric titrations. Talanta, 33, 471-480.
7. Czapski, G. and Goldstein, S. 1988. The uniqueness of superoxide dismutase (SOD) - Why cannot most copper compounds substitute SOD in vivo? Free Rad. Res.Commun., 4, 225-229.
8. Czapski, G. and Goldstein, S. 1991. Requirements for SOD mimics operating in vitro to work also in vivo. Free Rad. Res.Commun., 12-13, 167-171.
9. DeFord, D. and Hume, D.N. 1951. The Determination of consecutive formation of complex ions from polaro-graphic data. J.Am. Chem. Soc., 73, 5321-5322.
10. Gans, P., Sabatini, A. and Vacca, A. 1985. SUPERQUAD: An Improved General Program for Computation of Formation Constants from Potentiometric Data. J. Chem. Soc. Dalton Trans., 1195-1200.
11. Heath, G.A. and Hefter, G. 1977. The use of differential pulse polarography for the determination of stability constants. J. Electroanal. Chem., 84, 295-302.
12. Irving, M.H., Miles, M.G. and Pettit, L.D. 1967. A Study of Some Problems in Determining the Stoicheiometric Proton Dissociation Constants of Complexes by Potentiometric Titrations Using a Glass Electrode. Anal. Chim. Acta, 38, 475-488.
13. Kaitner, B., Paulic, N., Pavlovic, G. and Sabolovic, J. 1999. Bis L-N, N-dipropyl alaninato-copper(II)-X-ray christal structure, the christal structure prediction and conformational analyses with a new forces field. Polyhedron, in press.
14. Kurganov, A.A., Davankov, V.A., Koreskov, J.D. and Rogozhin, S.V. 1977. Stability of copper(II) complexes of N-alkyl-a-aminoacids. Koord. Khim., 3, 667-671 (Russ.).
15. Kurganov, A.A., Zhuchkova, L.J.A. and Davankov, V.A. 1978. Enantioselectivity of copper(II) complexes with bifunctional N-alkyl-a-aminoacid ligands. Koord. Khim., 4, 1503-1506 (Russ.)
16. Lingane, J.J. 1941. Interpretation of the polarographic waves of complex metal ions. Chem. Rev., 29, 1-35.
17. Mc Cord, D. and Fridovich, I. 1969. Superoxide dismutase: An enzyme function for erytrocuperin. J. Biol. Chem, 244, 6049-6055.
18. Momoki, K., Sato, H. and Ogawa, H. 1967. Calculation of successive formation constants from polarographic data using a high-speed digital computer, Anal. Chem. Soc., 39, 1072-1079.
19. Nakamura, A., Koshinuma, M. and Tajima, K. 1990. Effect of the chain length of N-alkyl-p-alanines on their copper-complex formation in aqueous solution. Bull. Chem. Soc. Jpn, 63, 335-339.
20. Nash, C.P. and Schaefer, W.P. 1969. The structure and spectra of Bis (DL- N, N- diethyl-a-alaninato) copper(II) and related complexes. J. Am. Chem. Soc., 91, 1319-1324.
21. NIST Standard Reference Database 46. 1997. NIST Critically Selected Stability Constants of Metal Complexes Database. Version 3.0. Data collected and selected by R.M. Smith and E.A. Martell. US Department of Commerce, National Institute of Standards and Technology.
22. Omanovic, D. and Branica, M. 1998. Automation of voltam-metric measurements by polarographic analyser PAR 384B. Croat. Chem. Acta, 71(2), 421-433.
23. Pizeta, I. and Branica, M. 1988. Computer automation of polarographic analyzer PAR384B and development of specific implementation software. J. Electroanal. Chem., 250, 293-299.
24. Sorenson, J.R.J. 1982. The anti-inflammatory activities of copper (II) complexes, In: Sigel, H. (ed.), Metal ions in biological systems, pp.72-74. Marcel Decker Inc. New York.
25. Sovago, I., Kiss, T. and Gergely, A. 1993. Critical survey of the stability constants of complexes of aliphatic amino acids. Pure Appl. Chem., 65, 1029-1080.