Photosensitized Oxidation of Furans; XI1. A Simple General Method for the Synthesis of 3-, 4-, or 3,4-Functionalized 5-Hydroxyfuran-2 (5H)-ones (4-Hydroxy-2-butenolides)

M. L. Graziano; M. R. Iesce

doi:10.1055/s-1985-31459

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Synthesis 1985; 1985(12): 1151-1153
DOI: 10.1055/s-1985-31459

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Photosensitized Oxidation of Furans; XI¹. A Simple General Method for the Synthesis of 3-, 4-, or 3,4-Functionalized 5-Hydroxyfuran-2 (5H)-ones (4-Hydroxy-2-butenolides)

M. L. Graziano^* , M. R. Iesce

^*Dipartimento di Chimica Organica e Biologica dell'Università di Napoli, Via Mezzocannone 16, I-80134 Napoli, Italy

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Publikationsdatum:
27. September 2002 (online)

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The title compounds 3 are prepared, in good yields, by methylene blue photosensitized oxidation of furans 1 in acetone and thermal conversion of the solutions of the intermediate endo- 2,5-peroxides 2.