ChemInform Abstract: Ethylcrotonates in
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V. D. DYACHENKO; A. A. NIKISHIN; V. P. LITVINOV
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Article
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2010
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John Wiley and Sons
⚖ 30 KB
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Ethylcrotonates in the Synthesis of 4,4-Disubstituted 3,5-Dicyano-6oxo-1,4,5,6-tetrahydropyridine-2-thiolates. -Michael addition of ethyl crotonate (I) to cyanothioacetamide (II) in the presence of N-methylmorpholine and subsequent in situ cyclization affords the title tetrahydropyridinethiolates as