Photosensitized oxygenation of 4H-pyran-4-thiones and 4H-thiopyran-4-thiones
Abstract
Methylene blue-sensitized photo-oxidation of the 4H-pyran-4-thiones (Ia–c) and 4H-thiopyran-4-thiones (Id, e) gives the corresponding ketones (II).
Methylene blue-sensitized photo-oxidation of the 4H-pyran-4-thiones (Ia–c) and 4H-thiopyran-4-thiones (Id, e) gives the corresponding ketones (II).
N. Ishibe, M. Odani and M. Sunami, J. Chem. Soc. D, 1971, 118 DOI: 10.1039/C29710000118
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