Synthesis of 2-methylthio-4H-1,3-thiazin
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A. S. Fisyuk; B. V. Unkovskii
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Article
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1992
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Springer US
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English
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4H-1,3-thiazines or their mixtures with 5-alkylidene-4H-5, 6-dihydro-l,3 -thiazines were obtained by cyclization of methyl N-3-oxoaKytdithiocarbamates in sulfuric acid. The regiospecificity of the reaction is determined by the structures of the starting compounds. The structures of the synthesized