S4N4 + 4SOCl2 + 4SO2 2S(NSO)2 + 4SO2Cl2 + 2S
Tetrasulfur tetranitride react with thionyl chloride and sulfur dioxide to produce bis(sulfanylammine)sulfur, sulfuryl chloride and sulfur. This reaction takes place in a benzene at a temperature near 70°C.