Quaternary phosphonium salt

Allyltriphenylphosphonium bromide

Allyl triphenylphosphonium chloride

(Carbethoxymethyl) triphenyl phosphonium bromide

(3-Carboxypropyl) triphenyl phosphonium bromide

Tributyl (ethyl) phosphonium Diethyl Phosphate

Triphenyl methyl phosphonium iodide

Methyltri-n-butyl phosphonium Dimethyl phosphate

(7-carboxyheptyl) triphenyl phosphonium bromide

Hexyl triphenyl phosphonium Bromide