苯膦酸

1,2,5-Triphenylphosphole

2,2,6,6-tetramethyl-1-phenyl-1-sulfanylidene-1λ⁵-phosphinan-4-one

1,2,3,4-tetraphenyltetraphosphetane

5-phenyl-2,4,6-tri(propan-2-yl)-1,3,5-dioxaphosphinane