Table 2. Summary of Computed 19F NMR Chemical Shifts (in ppm) for the Nickel-Bonded Fluoride in 1oF, Using Both Static and Dynamic Approaches and Comparing with the Experimental Value.
| chemical shift (δ) | Δδa | ||
|---|---|---|---|
| experimental shift valueb | –397.9 | ||
| static-gas phase | isolated 1oF complex | –416.1 | –18.2 |
| static-COSMO | isolated 1oF complex | –417.4 | –19.5 |
| static-COSMO | 1oF + 1 benzenec | –414.5 | –16.6 |
| static-COSMO | 1oF + 1 benzened | –413.8 | –15.9 |
| static-COSMO | 1oF + 1 benzenee | –404.4 | –6.5 |
| dynamic | isolated 1oF complex | –398.1 | –0.2 |
| dynamic | 1oF + 3 benzene | –385.4 | 12.5 |
Δδ = δ(calc) – δ(exp).
Value reported in ref (21).
Interaction of benzene with I.
Interaction of benzene with P(Et)3 ligand.
Interaction of benzene with fluoride ligand.