Thiophosphorylated resorcinol, calix[4]resorcinols, and other hydroxyphenols dithiophosphoryl groups. Novel perdithiophosphonic acids were obtained by the reactions of 2,
4-diaryl-1,3,2,
4 Thiophosphorylated resorcinol, calix[4]resorcinols, and other hydroxyphenols dithiophosphoryl groups. Novel perdithiophosphonic acids were obtained by the reactions of 2,
4-diaryl-1,3,2,
4