Abdelrahman S. Mayhoub, E. Kiselev, M. Cushman
Sep 21, 2011
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Tetrahedron letters
Abstract
Aryl thioamides undergo a very rapid condensation in the presence of methyl bromocyanoacetate to provide quantitative yields of 3,5-diaryl-1,2,4-thiadiazoles with easy work-up and a high degree of product purity. The method can be scaled up with no loss in efficiency.