1,4-disubstituted-2,3,5,6-tetrahyddroxy-1,4-diphosphorinanes and
1,4-Disubstituted-2,3,5,6-tetrahydroxy-1,4-diphosphorinane and t
1,4-Disubstituted-2,3,5,6-tetrahydroxy-1,4-diphosphorinanes and
1-Aryloxy-2-(S)-hydroxy-3-(triarylphosphonio)-propane derivative
1-Cycloalkyl phosphonium salts
1H-polyalkyl-phosphorinanes