Studies on the Flash Vacuum Thermolysis of Thiones of Selected N??, O??, and S??Heterocycles

…, G Mlostoń, R Siedlecka, J Skarżewski

Index: Drewnowski, Tomasz; Lesniak, Stanislaw; Mloston, Grzegorz; Siedlecka, Renata; Skarzewski, Jacek Helvetica Chimica Acta, 2006 , vol. 89, # 5 p. 991 - 999

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Citation Number: 11

Abstract

Abstract Thermal decomposition of thiones of selected N-, O-and S-heterocycles under flash vacuum thermolysis conditions was investigated. In the case of six-membered 4H-3, 1- benzoxathiin-4-thione 6, the course of the reaction depended on the substitution pattern at C (2)(Scheme 3). Thus, the 2-unsubstituted derivative 6a led to the unstable product 2, which upon treatment with MeOH was converted quantitatively into methyl 2-mercaptobenzoate ( ...