| abstract |
The present invention performs the benzyl bromination reaction in a suitable organic solvent in the presence of water, wherein the reaction temperature is sufficient to activate the initiator but not high enough to consume a significant amount thereof, so as to prepare high purity pentabromobenzyl bromide (PBB-Br) The method is disclosed.n n n Pentabromobenzyl bromide, benzyl bromination reaction, flame retardant, polystyrene |