methane; water; oxygen T=37.5°C; Irradiationgas-phase reaction (atmospheric pressure), γ-radiolysis; other reagent (CH3F, H2O, O2); stereochemistry of nucleophilic substitution on the positively charged intermediate; Product distributionMechanism;

methane; water; oxygen T=37.5°C; Irradiationgas-phase reaction (atmospheric pressure), γ-radiolysis; other reagent (CH3F, H2O, O2); stereochemistry of nucleophilic substitution on the positively charged intermediate; Product distributionMechanism;