octadecylidene(triphenyl)-λ⁵-phosphane

4-甲氧基-4-氧代-3-(三苯基膦)丁酸

triphenyl(trichloromethyl)phosphanium,chloride

2-diphenylphosphanylpropan-2-yl(diphenyl)phosphane

N,N-dimethyl-2-(triphenyl-λ⁵-phosphanylidene)acetamide