5-羧基苯酞

2-[2-[(E)-2-[4-(dimethylamino)phenyl]ethenyl]-6-methylpyran-4-ylidene]propanedinitrile

2,4-Bis(brommethyl)benzoesaeure-ethylester

2,4-bis-bromomethyl-benzoyl bromide

5-(bromomethyl)-1,3-dihydroisobenzofuran-1-one