Journal of the Chemical Society. Chemical communications p. 723 - 724 (1980)
Update date:2022-08-28
Topics:
Maruyama, Kazuhiro
Osuka, Atsuhiro
Suzuki, Hitomi
Photoinduced oxygenation of epoxynaphthoquinone (3) in benzene gave 3-acetyl-3-acetoxyphthalide (4) and 3-acetoxy-3-methylisochroman-1,4-dione (5) in good yields via the reaction of singlet oxygen with a transient carbonyl ylide.
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