Beilstein J. Org. Chem.2013,9, 1127–1134, doi:10.3762/bjoc.9.125
corresponding conformers appreciably populated, because of steric effects and the loss of πCC→pB resonance. Thus, the results found earlier for 2-fluorophenol about the lack of intramolecular hydrogen bonding are now corroborated.
Keywords: conformational analysis; hydrogen bond; interactionswithboron
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Graphical Abstract
Figure 1:
2- and 4-fluorophenylboronic acids (1 and 2) and 2-substituted phenylboranes [X = F (3), Cl (4), Br...