Vr. Hegde et al., REGIOSELECTIVE CATALYTIC HALOGENATION OF ARENAS, MIMICKING VANADIUM HALOPEROXIDASE REACTIONS, Journal of chemical research. Synopses, (1), 1996, pp. 62-63
Ammonium metavanadate, mimicking vanadate dependent metalloenzymes, ef
ficiently catalyses the halogenation of arenes in moderate to good yie
lds using dilute hydrogen peroxide (30%) as an oxidizing agent, exhibi
ting remarkable regioselectivity.