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Ruthenium tetroxide oxidation of 3,4-dihydroisoquinolin-1(2H)-ones: An efficient synthesis of isoquinoline-1,3,4(2H)-triones.
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1989
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Inorganic ChemistryChemical EngineeringRuthenium TetroxideEngineeringHeterocyclicDerivative (Chemistry)Oxidation SitesOrganic ChemistryOrganometallic CatalysisCatalysisSynthetic ChemistryChemistryHeterocycle ChemistryRuthenium Tetroxide OxidationChemical DerivativeNitrogen AtomEnantioselective Synthesis
Ruthenium tetroxide (RuO4) oxidation of 3, 4-dihydroisoquinolin-1(2H)-ones produced the corresponding isoquinoline-1, 3, 4(2H)-triones in good yields. In the cases of N-alkyl derivatives having two oxidation sites adjacent to the nitrogen atom, regioselective endocyclic oxidation was observed.