Article ID Journal Published Year Pages File Type
5274401 Tetrahedron Letters 2008 4 Pages PDF
Abstract

A flexible route to novel 5-aminothiazoles has been developed based on cyclisation of diamide adducts, prepared using the Ugi reaction, in the presence of Lawesson's reagent. The Walborsky reagent (1,1,3,3-tetramethylbutyl isocyanide) was used as the isonitrile component, facilitating subsequent deprotection of the N-alkyl group to yield free 5-aminothiazoles, which were prepared with a variety of substituents at the 2- and 4-positions.

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Physical Sciences and Engineering Chemistry Organic Chemistry
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