Picolinic acid is a kind of organic oxo compound which is used extensively.The catalytic behaviour of RuCl 3·3H 2O as catalyst precursor and oxygen as oxidation reagent for the oxidation of γ methylpyridine to p...Picolinic acid is a kind of organic oxo compound which is used extensively.The catalytic behaviour of RuCl 3·3H 2O as catalyst precursor and oxygen as oxidation reagent for the oxidation of γ methylpyridine to picolinic acid in aqueous alkaline medium were studied.When the oxidation reaction carried out under the following conditions:[RuCl 3·3H 2O]=1.4×10 -5 mol,P O2 :4MPa,reaction temperature:210℃,reaction time:4h,substrate: 0.011mol ,water:6ml,the conversion of γ methylpyridine and the selectivity of γ picolinic acid respectively reached 64% and 91%.展开更多
文摘Picolinic acid is a kind of organic oxo compound which is used extensively.The catalytic behaviour of RuCl 3·3H 2O as catalyst precursor and oxygen as oxidation reagent for the oxidation of γ methylpyridine to picolinic acid in aqueous alkaline medium were studied.When the oxidation reaction carried out under the following conditions:[RuCl 3·3H 2O]=1.4×10 -5 mol,P O2 :4MPa,reaction temperature:210℃,reaction time:4h,substrate: 0.011mol ,water:6ml,the conversion of γ methylpyridine and the selectivity of γ picolinic acid respectively reached 64% and 91%.