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Condensation of 2-alkyl-4-oxo-1,3-benzoxazinium salts with carbonyl compounds and their heteroanalogs

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Chemistry of Heterocyclic Compounds Aims and scope

Abstract

A method is proposed for the synthesis of 2-(β-dimethylaminovinyl)-4-oxo-1,3-benzoxazinium salts and dimethyl (4-oxo-3H-1,3-benzoxazine-2-methylene) sulfonium salts by condensation of 2-alkylbenzoxazinonium salts with dimethylformamide and dimethyl sulfoxide.

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Literature cited

  1. G. N. Dorofeenko, V. V. Mezheritskii, Yu. I. Ryabukhin, O. V. Ivanova, and L. G. Minyaeva, Khim. Geterotsikl. Soedin., No. 3, 322 (1977).

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Translated from Khimiya Geterotsiklichesikikh Soedinenii, No. 3, pp. 328–331, March, 1977.

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Mezheritskii, V.V., Minyaeva, L.G., Ryabukhin, Y.I. et al. Condensation of 2-alkyl-4-oxo-1,3-benzoxazinium salts with carbonyl compounds and their heteroanalogs. Chem Heterocycl Compd 13, 260–264 (1977). https://doi.org/10.1007/BF00470306

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  • DOI: https://doi.org/10.1007/BF00470306

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