ChemInform Abstract: ChemInform Abstract: S-Thioacyldithiophosphates in the Synthesis of Thiohydroxamic Acids and O-Thioacylhydroxylamines.

S-Thioacyldithiophosphates proved to be excellent thio-acylating agents. They are easily available from carboxylic acids. Due to their low reactivity towards oxygen nucleophiles and high reactivity towards nitrogen ones they found application in the synthesis of thiohydroxamic acids directly from hydroxylamines without protection oil the hydroxy group. However, in cases of steric hindrance O-thioacyl hydroxylamines are formed and can be isolated with high yield.