... DOI: 10.1039/C2RA22197G (Communication) RSC Adv., 2013, 3 ... such as Fe 2 O 3 or MnO 2 , could not catalyze the bromination of an aromatic ring and it is therefore clear that Li 2 MnO 3 exhibits both ... (a) G. Rosseels, C. Houben and P. Kerckx, in Advances in Organobromine ...