乙炔基溴化镁

1-(4-Bromo-phenyl)-2-[1,3,3-trimethyl-1,3-dihydro-indol-(2E)-ylidene]-ethanone

dibromomethyl(triphenyl)phosphanium,bromide

二甲基重氮基甲基膦酸酯

1,1-dibromo-2-(4-bromophenyl)ethene