Rotamerism, tautomerism, and excited-state intramolecular proton transfer in 2-(4'-N,N-diethylamino-2'-hydroxyphenyl)benzimidazoles: Novel benzimidazoles undergoing excited-state intramolecular coupled proton and charge transfer

1. Vázquez, S.R.
2. Rodríguez, M.C.R.
3. Mosquera, M.
4. Rodríguez-Prieto, F.