<sup>59</sup>Co-NMR MEDIUM EFFECT, ISOTOPE EFFECT AND CHELATE COMPLEX STEREOISOMERS

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The <sup>59</sup>Co-NMR spectra of several cobalt (Ⅲ) complexes have been directly recorded bypulsed Fourier transform nuclear magnetic resonance (FT-NMR) technique. The influences ofsolvents, concentration and temperature on <sup>59<
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