Syntheses and characterization of gold(III) tetradentate Schiff base complexes.: X-ray crystal structures of [Au(sal2pn)]Cl•2.5H2O and [Au(sal2en)]PF6

被引:33
作者
Barnholtz, SL
Lydon, JD
Huang, G
Venkatesh, M
Barnes, CL
Ketring, AR
Jurisson, SS [1 ]
机构
[1] Univ Missouri, Dept Chem, Columbia, MO 65211 USA
[2] Univ Missouri, Res Reactor, Columbia, MO 65211 USA
关键词
D O I
10.1021/ic001073m
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
A number of gold(III) complexes containing tetradentate Schiff base ligands have been synthesized and characterized. Gold(III) forms four-coordinate square planar complexes with these ligands. These complexes have been characterized by their elemental analyses and UV-visible, infrared, NMR, and mass spectra. Preliminary radiochemical studies with Au-198 show that these complexes are also formed at the tracer level from (Bu4N)[(198)AUCl(4)]. [Au(sal(2)pn)]Cl (sal(2)pn = N,N'-propylenebis(salicylideneimine)), AuC17H16N2O2Cl . 2.5H(2)O, cystallizes from acetonitrile in the triclinic space group P1 with a = 6.6646(8) Angstrom, b = 10.2788(13) Angstrom, c =14.2128(18) Angstrom, a = 70.415(2)degrees, beta = 77.705(2)degrees, gamma = 86.777(2)degrees Z = 2, R = 0.0286, and R-w = 0.0722. [Au(sal(2)en)]PF6 (sal(2)en N, N'-ethylenebis(salicylideneimine)), AuC16H14N2O2PF6, crystallizes from ethanol in the triclinic space group P1 with a = 7.2730(9) Angstrom, b = 10.9930(14) Angstrom, c = 12.1882(16) Angstrom, a = 112.472(2)degrees, beta = 93.631(2)degrees, gamma = 98.251(2)degrees, Z = 2, R = 0.0365, and R-w = 0.0995.
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页码:972 / 976
页数:5
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