ChemInform Abstract: 1,4‐Dioxins from Methyl Phenylchloropyruvate. Competition of the Darzens, Favorskii, and Gabriel Reactions.

Abstract

1,4-Dioxins from Methyl Phenylchloropyruvate.Competition of the Darzens, Favorskii, and Gabriel Reactions.-An unexpected condensation reaction of chloroketone (I) by the action of phthalimide or sodium imidazolide gives 1,4-dioxin (II). -(MAMEDOV, V. A.; TSUBOI, S.; MUSTAKIMOVA, L. V.; HAMAMOTO, H.; GUBAIDULLIN, A. T.; LITVINOV, I. A.; LEVIN, YA. A.; Chem. Heterocycl.