乙基三苯基溴化膦

α-bromoethyltriphenylphosphonium bromide

(1,1-dibromoethyl)triphenylphosphonium bromide

1-(2-methylsulfanylphenyl)-2-(triphenyl-λ⁵-phosphanylidene)propan-1-one

1-(3-chlorophenyl)-1-propene