Tautomerism and reactivity in heterocycles N-oxides: a spectroscopic and theoretical strudy of benzimidazoles N-oxide derivatives (N-hydroxybenzimidazoles)

M. Boiani1, H. Cerecetto1, M. González1, O. E. Piro2 & E. E. Castellano3, Journal of Physical Chemistry A, 108, 11241-11248 (2004)