Artículos de revistas
{trans-1,4=bis[(4-pyridyl)ethenyl]benzene}(2,2′-bipyridine) Rutherium(ii) Complexes And Their Supramolecular Assemblies With β-cyclodextrin
Registro en:
Inorganic Chemistry. , v. 43, n. 11, p. 3521 - 3527, 2004.
201669
10.1021/ic0352250
2-s2.0-2442670347
Autor
Toma S.H.
Uemi M.
Nikolaou S.
Tomazela D.M.
Eberlin M.N.
Toma H.E.
Institución
Resumen
Two novel ruthenium polypyridine complexes, [Ru(bpy) 2Cl(BPEB)](PF6) and {[Ru(bpy)2Cl] 2(BPEB)}(PF6)2 (BPEB = trans-1,4-bis[2-(4-pyridyl)ethenyl]benzene), were synthesized and their characterization carried out by means of elemental analysis, UV-visible spectroscopy, positive ion electrospray (ESI-MS), and tandem mass (ESI-MS/MS) spectrometry, as well as by NMR spectroscopy and cyclic voltammetry. Cyclic and differential pulse voltammetry for the mononuclear complex showed three set of waves around 1.2 V (Ru2+/3+), -1.0 V (BPEB0/-), and -1.15 (BPEB-/2-). This complex exhibited aggregation phenomena in aqueous solution, involving π-π stacking of the planar, hydrophobic BPEB ligands. According to NMR measurements and variable-temperature experiments, the addition of β-cyclodextrin (βCD) to [Ru(bpy)2Cl(BPEB)] + leads to an inclusion complex, breaking down the aggregatec array. 43 11 3521 3527 Juris, A., Balzani, V., Barigelletti, F., Campagna, S., Belser, P., Von Zelewsky, A., (1988) Coord. Chem. Rev., 84, p. 85 Balzani, V., Scandola, F., (1991) Supramolecular Photochemistry, , Ellis Horwood: Chichester, U.K Ward, M.D., (1995) Chem. Soc. Rev., p. 121 Yam, V.W., Lau, V.C., Wu, L., (1998) J. Chem. Soc., Dalton Trans., p. 1461 Sun, S.S., Lees, A.J., (2001) Organometallics, 21, p. 31 Wilson, L.D., Verral, R.E., (1998) Can. J. Chem., 76, p. 25 Dikavar, S., Maheswaran, M.M., (1997) J. Inclusion Phenom., 27, p. 113 Salvatierra, D., Jaime, C., Virjili, A., Sánchez-Ferrando, F., (1996) J. Org. Chem., 61, p. 9578 Mirzoian, A., Kaifer, A.E., (1997) Chem. Eur. J., 3, p. 1052 Loukas, Y.L., (1997) J. Pharm. Pharmacol., 49, p. 944 Oh, I., Lee, M., Lee, Y., Shin, S., Park, I., (1998) Int. J. Pharm., 175, p. 215 Djedaini, F., Lin, S.Z., Perly, B., Wouessidjewe, D., (1990) J. Pharm. Sci., 79, p. 643 Baer, A.J., Macartney, D.H., (2000) Inorg. Chem., 39, p. 1410 Wylie, R.S., Macartney, D.H., (1993) Inorg. Chem., 32, p. 1830 Harada, A., (2001) Acc. Chem. Res., 34, p. 456 Nepogodiev, S.A., Stoddart, J.F., (1998) Chem. Rev., 98, p. 1959 Haider, J.M., Chavarot, M., Weidner, S., Sadler, I., Williams, R.M., De Cola, L., Pikramenou, Z., (2001) Inorg. Chem., 40, p. 3912 Nelissen, H.F.M., Kercher, M., De Cola, L., Feiters, M.C., Nolte, R.J.M., (2002) Chem. Eur. J., 8, p. 5407 Shukla, A., Bajaj, H.C., Das, A., (2001) Angew. Chem., Int. Ed., 40, p. 446 Johnson, M.D., Reinsborough, V.C., Ward, S., (1992) Inorg. Chem., 31, p. 1085 Ando, I., Ujimoto, K., Kurihara, H., (2001) Bull. Chem. Soc. Jpn., 74, p. 717 Scheider, H.-J., Hacket, F., Rüdiger, V., Ikeda, H., (1998) Chem. Rev., 98, p. 1755 Bergaman, S.D., Reshef, D., Groysman, S., Goldberg, I., Kol, M., (2002) Chem. Commun., p. 2374 Bolger, J., Gourdon, A., Ishow, E., Launay, J.-P., (1996) Inorg. Chem., 35, p. 2937 Ishow, E., Gourdon, A., Launay, J.-P., Chiorboli, C., Scandola, F., (1999) Inorg. Chem., 38, p. 1504 Sullivan, B.P., Salmon, D.J., Meyer, T.J., (1973) Inorg. Chem., 12, p. 2371 Heck, R.F., (1981) Org. React., 27, p. 345 Amoroso, A.J., Thompson, A.M.W.C., Maher, J.P., McCleverty, J.A., Ward, M.D., (1995) Inorg. Chem., 34, p. 4828 Job, P., (1928) Ann. Chim., 9, pp. 113-134 Fielding, L., (2000) Tetrahedron, 56, pp. 6151-6170 Scatchard, G., (1949) Ann. N.Y. Acad. Sci., 51, p. 660 Cole, R.B., (1997) Electrospray Ionization Mass Spectrometry, , Wiley: New York Colton, R., D'Agostinho, A., Traeger, J.C., (1995) Mass Spectrom. Rev., 14, p. 79 Nikolaou, S., Uemi, M., Toma, H.E., (2001) Spectrosc. Lett., 34, p. 267 Maruyama, M., Matsuzawa, H., Kaizu, Y., (1995) Inorg. Chim. Acta, 237, p. 159 Constable, E.C., Seddon, K.R., (1983) Inorg. Chim. Acta, 70, p. 251 Leising, R.A., Kubow, S.A., Churchill, M.R., Buttrey, L.A., Ziller, J.W., Takeuchi, K.J., (1990) Inorg. Chem., 29, p. 1306 Heijden, M., Van Vliet, P.M., Haasnoot, J.G., Reedijk, J., (1993) J. Chem. Soc., Dalton Trans., p. 3675 Bates, W.D., Chen, P., Bignozzi, C.A., Schoonover, J.R., Meyer, T.J., (1995) Inorg. Chem., 34, p. 6215 Powers, M.J., Meyer, T.J., (1980) J. Am. Chem. Soc., 13, p. 1289 Gourdon, A., Launay, J.-P., (1998) Inorg. Chem., 37, p. 5336 Franco, M., Araki, K., Rocha, R.C., Toma, H.E., (2000) J. Solution Chem., 29, p. 667