The mechanism starts Using the formation of a little degree of bromine radical which then abstracts an allylic hydrogen to variety an allylic radical and HBr. The predominance of allylic substitution around other positions relies on bond dissociation energies. An allylic C-H bond contains a energy of about 88 kcal/mol https://lukasykviu.designertoblog.com/68728673/the-ultimate-guide-to-liquid-bromazolam