.alpha.,.alpha.'-Dibromo-m-xylene 1,3-Bis(bromomethyl)benzene 626-15-3 Benzene, 1,3-bis(bromomethyl)- NSC28040 m-.alpha.,.alpha.'-Dibromoxylene m-Bis(bromomethyl)benzene m-Xylene, .alpha.,.alpha.'-dibromo- m-Xylylene dibromide