TY JOUR TI THEORETICAL STUDY OF THE REACTION MECHANISM DIPHENYLHYDRAZINE WITH O-AMINOPHENOL KW o-aminophenol KW diformylhydrazine KW nucleophilic substitution reaction mechanism KW electron density functional theory KW B3LYP KW potential energy surface JO Modern Technologies and Scientific and Technological Progress AU Chirkina, E.A. PY 2022 IS 2022 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»