cyclopenta-2,4-dien-1-ylidene(triphenyl)-λ⁵-phosphane

(3-bromo-1-phenylpropyl)-triphenylphosphanium,bromide

(二苯基膦酰亚胺)三苯基正膦

pentadecyl(triphenyl)phosphanium,bromide

3-methyl-1-(triphenyl-λ⁵-phosphanylidene)butan-2-one