INTERMOLECULAR HYDROGEN-BONDS WITH D-ELECTRONS OF TRANSITION-METAL ATOMS - H-COMPLEXES WITH METALLOCENES OF THE IRON SUBGROUPстатья
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Аннотация:Hydrogen bonding of phenol (phenol-d) and p-substituted phenols (R = F,NO2) with d-electrons of the metal atom in ruthenocene and osmocene was examined. Two types of the nu(bonded OH) bands, nu(OH...pi) and nu(OH...M), were observed in the IR spectra. Hydrogen bonding of the OH...M type was shown to have the usual spectral characteristics: correlation with basicity, common temperature dependence and isotopic ratio. The peculiarities of the hydrogen-bonding ability of d-electrons in comparison with those of sp-electrons are discussed.