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2-substituted 4H-[1,3]thiazolo[3,2-a][1,3,5]triazine-4-thiones: Synthesis, crystal structure, and antifungal activity

✍ Scribed by Sohail Saeed; Naghmana Rashid; Peter G. Jones; Uzma Yunas


Publisher
Journal of Heterocyclic Chemistry
Year
2010
Tongue
English
Weight
343 KB
Volume
47
Category
Article
ISSN
0022-152X

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✦ Synopsis


Abstract

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2‐(4‐Substituted aryl)‐4H‐[1,3]thiazolo[3,2‐a][1,3,5]triazine‐4‐thiones (3a, 3b) and 2‐(2‐thiophene)‐4H‐[1,3]thiazolo[3,2‐a][1,3,5]triazine‐4‐thione (3d) were synthesized by the reaction of arylisothiocyanates/thiophene‐2‐isothiocyanate with 2‐aminothiazole in the presence of tetrabutylammonium bromide as phase transfer catalyst. Compound 3c was synthesized by the catalytic reduction (10% Pd‐C) of 3a. Compounds 3a, 3b, 3c, 3d were characterized by IR, ^1^H NMR, ^13^C NMR, and elemental analysis. All the compounds were tested in vitro against Fusarium solani, A.fumigatus, and Aspergillus flavus using standard drugs. The crystal structure of 3a was determined from single crystal X‐ray diffraction data. J. Heterocyclic Chem., (2010).


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