Syntheses of some novel imidazolidinethi
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Ahmed M. Sh. El-Sharief; Mohamed S. A. El-Gaby; Ahmed A. Atalla; Abu-Bakr A. A.
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Article
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2005
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John Wiley and Sons
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English
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Cyclocondensation of cyanothiofor- mamides (1) with arylhydrazonomalononitriles (2) afforded the novel imidazole derivatives (4a-e) in good yields. Isothiocyanatoazobenzene (6) was allowed to react with potassium cyanide and gave the new cyanothioformamide ( 7) which was reacted with 4chlorophenyl i