ChemInform Abstract: Rapid Synthesis of 2-Cyanobenzothiazole, Isothiocyanate and Cyanoformanilide Derivatives of Dapsone.
Abstract
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ChemInform Abstract
Derivatives of the leprostatic drug dapsone (Ia) are prepared from imino-1,2,3-dithiazoles (III) which are readily available by condensation of bisamines, including dapsone, with Appel salt.