FREMGANGSMAADE TIL FREMSTILLING AF 0,0-DIALKYLTHIONOPHOSPHORSYRECHLORIDER
O,O-dialkylthionophosphoric acid chlorides are produced by chlorinating a dialkyldithiophosphoric acid in two stages. In the first stage, the acid is reacted with chlorine in a molar ratio of 1:1.15 to 1:1.50, resulting sulfur is separated, the liquid phase is admixed with a distilled product of a p...
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