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Communication | Regular issue | Vol 9, No. 7, 1978, pp.819-830
Published online, 1st January, 1970
DOI: 10.3987/R-1978-07-0819
A Simple Synthesis of 2-Substituted 4-Oxazolidinones and 1,3-Oxazin-4-ones from Amide-Aalcohols (Studies on the Syntheses of Heterocyclic Compounds 748)

Tetsuji Kametani,* Kazuo Kigasawa, Mineharu Hiiragi, Nagatoshi Wagatsuma, Toshitaka Kohagisawa, and Hitoshi Inoue

*Pharmaceutical Institute, Tohoku University, Aobayama, Sendai 980-8578, Japan


Acid-catalyzed cyclisation of the secondary amides (7 - 10) possessing a hydroxyl group at α- or β-position with various carbonyl compounds gave the novel 2-substituted 4-oxazolidinones (11 - 15) and tetrahydro-1,3-oxazin-4-ones (16 - 24).