Electrochemical and spectroscopic studies on nickel(II/III) complexes with novel 14-membered hexaaza macrocycle functionalized with propenyl groups

被引:9
作者
Gobi, KV [1 ]
Tokuda, K [1 ]
Ohsaka, T [1 ]
机构
[1] Tokyo Inst Technol, Interdisciplinary Grad Sch Sci & Engn, Dept Elect Chem, Midori Ku, Yokohama, Kanagawa, Japan
关键词
nickel complex; polyaza macrocycles; electrochemistry; spectroscopy; axial coordination;
D O I
10.1016/S0013-4686(97)00278-8
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
A nickel(II) macrocyclic complex functionalized with propenyl groups, [Ni(1,8-di(n-propenyl)-1,3,6,8,10,13-hexaazacyclotetradecane)](2+) {abbreviated as [Ni(A)](2+)} has been synthesized by a simple template condensation reaction of the Ni2+ ion, ethylenediamine, allylamine and formaldehyde in methanol. Spectral and electrochemical properties of the [Ni(A)](2+) complex in various media have been investigated and compared with those of [Ni(1,8-dialkyl-1,3,6,8,10,13-hexaazacyclotetradecane)](2+) complexes. The interaction of olefinic groups appended to the macrocycle with the nickel metal center is recognized by the spectral and electrochemical studies; in acetonitrile solution, the molar extinction coefficient of [Ni(A)](2+) at lambda(max) = 458 nm grows up gradually and attains a maximum, and at the same time the cyclic voltammetric peak currents for the [Ni(A)](2+/3+) redox couple decrease slowly with a concomitant growth of a new redox wave at Inert positive potentials. The first-order kinetic rate constants for the time dependent decrease of the peak currents of [Ni(A)](2+/3+) redox couple are determined. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:1013 / 1022
页数:10
相关论文
共 45 条
[1]   A GENERAL SYNTHETIC ROUTE TO FULLY N-ALKYLATED AZAMACROCYCLES, AND AN UNCOMMON GEOMETRY FOR A 6-COORDINATE NICKEL(II) COMPLEX OF 1,4,8,11-TETRAPROPYL-1,4,8,11-TETRAAZACYCLOTETRADECANE (L1) - CRYSTAL-STRUCTURE OF TRANS-(R,S,R,S)-[NI(L1)(NCS)2] [J].
ALCOCK, NW ;
BENNISTON, AC ;
GRANT, SJ ;
OMAR, HAA ;
MOORE, P .
JOURNAL OF THE CHEMICAL SOCIETY-CHEMICAL COMMUNICATIONS, 1991, (21) :1573-1575
[2]   DOES A MACROCYCLIC EFFECT EXIST IN BLUE-TO-YELLOW CONVERSION OF NICKEL(II) COMPLEXES WITH TETRA-AZA LIGANDS [J].
ANICHINI, A ;
FABBRIZZI, L ;
PAOLETTI, P ;
CLAY, RM .
INORGANICA CHIMICA ACTA, 1977, 24 (02) :L21-L23
[3]   ELECTROCATALYTIC REDUCTION OF CO2 BY NI CYCLAM2+ IN WATER - STUDY OF THE FACTORS AFFECTING THE EFFICIENCY AND THE SELECTIVITY OF THE PROCESS [J].
BELEY, M ;
COLLIN, JP ;
RUPPERT, R ;
SAUVAGE, JP .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1986, 108 (24) :7461-7467
[4]  
BLAS AD, 1993, INORG CHEM, V32, P106
[5]   EFFECTS OF AXIAL ANIONS AND SOLVENT ON THE REDOX BEHAVIOR OF NICKEL-COMPLEXES WITH C-FUNCTIONALIZED TETRAAZAMACROCYCLES [J].
BOUDON, C ;
GISSELBRECHT, JP ;
GROSS, M ;
BENABDALLAH, T ;
GUGLIELMETTI, R .
JOURNAL OF ELECTROANALYTICAL CHEMISTRY, 1993, 345 (1-2) :363-376
[6]   TRIVALENT NICKEL BIS(TRIAZA MACROCYCLIC) COMPLEXES - LIGAND RING SIZE AND MEDIUM EFFECTS ON THE NICKEL(III) NICKEL(II) REDOX COUPLE POTENTIAL [J].
BUTTAFAVA, A ;
FABBRIZZI, L ;
PEROTTI, A ;
POGGI, A ;
POLI, G ;
SEGHI, B .
INORGANIC CHEMISTRY, 1986, 25 (09) :1456-1461
[7]  
CASA MD, 1990, J CHEM SOC DA, P55
[8]   DINICKEL AND DICOPPER COMPLEXES WITH N,N-LINKED BIS(CYCLAM) LIGANDS - AN IDEAL SYSTEM FOR THE INVESTIGATION OF ELECTROSTATIC EFFECTS ON THE REDOX BEHAVIOR OF PAIRS OF METAL-IONS [J].
CIAMPOLINI, M ;
FABBRIZZI, L ;
PEROTTI, A ;
POGGI, A ;
SEGHI, B ;
ZANOBINI, F .
INORGANIC CHEMISTRY, 1987, 26 (21) :3527-3533
[9]   STERIC EFFECTS ON THE SOLUTION CHEMISTRY OF NICKEL(II) COMPLEXES WITH N-MONOMETHYLATED 14-MEMBERED TETRAAZA MACROCYCLES - THE BLUE-TO-YELLOW CONVERSION AND THE OXIDATION AND REDUCTION BEHAVIOR [J].
CIAMPOLINI, M ;
FABBRIZZI, L ;
LICCHELLI, M ;
PEROTTI, A ;
PEZZINI, F ;
POGGI, A .
INORGANIC CHEMISTRY, 1986, 25 (23) :4131-4135
[10]   OLEFIN COORDINATION WITH RHODIUM(II) TRIFLUOROACETATE [J].
DOYLE, MP ;
COLSMAN, MR ;
CHINN, MS .
INORGANIC CHEMISTRY, 1984, 23 (23) :3684-3685