Table 3. Calculated L Kβ″ Intensities and Orbital Coefficients for Hypothetical [CrIII(NH3)5L]n+ Complexes.
L | equilibrium Cr–L distance (Å) | L 2s %a | calculated Kβ″ intensity at equilibrium Cr–L distance | calculated Kβ″ intensity at Cr–L distance of 1.9 Å | |
---|---|---|---|---|---|
Carbon | CH3 | 2.08 | 46.8 | 5.4 | 10.2 |
η1-C6H5 | 2.06 | 4.4 | 1.7 | 1.3 | |
CO | 2.10 | 45.1 | 5.6 | 14 | |
NHCb | 2.13 | 12.5 | 0.8 | 3.3 | |
Nitrogen | pyridine | 2.08 | 6.8 | 1.8 | 0.8 |
tBuN | 1.85 | 33.9 | 6.3 | 5.2 | |
N | 1.81 | 100.0 | 27.4 | 19.2 | |
Oxygen | THF | 2.03 | 49.2 | 3.6 | 7.6 |
tBuO | 1.87 | 43.4 | 7.5 | 6.4 | |
O | 1.77 | 100.0 | 27.0 | 14.8 | |
Fluorine | F | 1.85 | 100.0 | 15.8 | 11.8 |
Calculated donor-atom 2s character from Löwdin population analysis of unbound ligand L.
NHC = 1,3-dimethylimidazolium-2-yl.