Abstract
Acetylacetone and ethyl acetoacetate undergo addition at the C≡N bond of phenacyl thiocyanate in the presence of Ni(acac)2 to give the respective keteneN, S-acetals, which undergo smooth cyclization to afford 2-methylene-4-phenyl-1, 3-thiazoline derivatives when refluxed in THF.
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V. A. Dorokhov, M. F. Gordeev, E. M. Shashkova, A. V. Komkov, and V. S. Bogdanov,Izv. Akad. Nauk SSSR, Ser. Khim., 1991, 2600 [Bull. Acad. Sci. USSR, Div. Chem. Sci., 1991,40, 2274 (Engl. Transl.)].
M. F. Gordeev, A. V. Komkov, and V. A. Dorokhov,Khim. Geterotsikl. Soedin., 1990, 1286 [Chem. Heterocycl. Comp. USSR, 1990 (Engl. Transl.)].
V. A. Dorokhov, M. F. Gordeev, A. V. Komkov, and V. S. Bogdanov,Izv. Akad. Nauk SSSR, Ser. Khim., 1991, 2593 [Bull. Acad. Sci. USSR, Div. Chem. Sci., 1991,40, 2267 (Engl. Transl.)].
Z. K. Dem'yanets,Ph. D. Chem. Thes., Inst, of Organ. Chem., USSR Acad. Sci., Moscow, 1991 (in Russian).
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Translated fromIzvestiya Akademii Nauk. Seriya Khimicheskaya, No. 11, pp. 1938–1940, November, 1993
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Dorokhov, V.A., Gordeev, M.F., Shashkova, E.M. et al. Synthesis of 1,3-thiazoline derivatives from β-dicarbonyl compounds and phenacyl thiocyanate. Russ Chem Bull 42, 1854–1856 (1993). https://doi.org/10.1007/BF00699002
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DOI: https://doi.org/10.1007/BF00699002