(2,4,6-三-叔-丁基苯基)膦

(2,4,6-tritert-butylphenyl)-bis(trimethylsilyl)phosphane

(2,4,6-tritert-butylphenyl)-(2,4,6-tritert-butylphenyl)phosphanylidenephosphane

1,3,5-tritert-butyl-2-thiophosphorosobenzene