Somsak RuchirawatMayuree ChuankamnerdkarnSunit ThianpatanagulMahidol University2018-10-122018-10-121984-01-01Tetrahedron Letters. Vol.25, No.32 (1984), 3479-3480004040392-s2.0-48749134484https://repository.li.mahidol.ac.th/handle/20.500.14594/305833,4-Dihydroisoquinolinium salts can be oxidized to the corresponding isoquinolones by DMSO in conc HCl. © 1984.Mahidol UniversityBiochemistry, Genetics and Molecular BiologyChemistryPharmacology, Toxicology and PharmaceuticsArticleSCOPUS10.1016/S0040-4039(01)91052-4