1,3-二苯基-2,2-二溴-1,3-丙二酮

(Phenylcarbonylmethylene)triphenylphosphorane

2,2-dibromoindene-1,3-dione

(1-(2-bromo-1,3-dioxo-2,3-dihydro-1H-inden-2-yl)-2-oxo-2-phenylethyl)triphenylphosphonium bromide

(3-benzoyl-3-bromo-1,4-dioxo-1,4-diphenylbutan-2-yl)triphenylphosphonium bromide