1,3-Dibromo-2,2-bis(bromomethyl)propane 2,2-Bis(bromomethyl)-1,3-dibromopropane 3229-00-3 50995-89-6 EINECS 221-764-3 NSC 8998 Pentaerythritol tetrabromide Pentaerythrityl bromide Pentaerythrityl tetrabromide Propane, 1,3-dibromo-2,2-bis(bromomethyl)- Tetra(bromomethyl)methane Tetrabromoneopentane Tetrakis(bromomethyl)methane