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2004 Thiazole derivatives R 0260 Synthesis of Novel 3,5-Disubstituted-4-isothiazolecarbonitriles. — α-Cyano- −β-enaminones (I), obtained by regioselective acylation of β-enaminonitriles, are smoothly converted to thiones (II) which on oxidative cyclization afford title com- pounds (III) in good yields. — (MISHRA, M.; CHOWDHURY, S. K. D.; MAHALANABIS*, K. K.; Synth. Commun. 34 (2004) 14, 2681-2689; Dep. Chem., Jadavpur Univ., Calcutta 700 032, India; Eng.) — H. Haber 50- 086

Synthesis of Novel 3,5-Disubstituted-4-isothiazolecarbonitriles

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2004

Thiazole derivativesR 0260 Synthesis of Novel 3,5-Disubstituted-4-isothiazolecarbonitriles. — α-Cyano-

−β-enaminones (I), obtained by regioselective acylation of β-enaminonitriles, are smoothly converted to thiones (II) which on oxidative cyclization afford title com-pounds (III) in good yields. — (MISHRA, M.; CHOWDHURY, S. K. D.; MAHALANABIS*, K. K.; Synth. Commun. 34 (2004) 14, 2681-2689; Dep. Chem., Jadavpur Univ., Calcutta 700 032, India; Eng.) — H. Haber

50- 086

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