Complexes (Bu4N)(2) [VO(O-2)(LL)](2) . H2O where Bu = C4H9 LL = glycol
ate C2H2O2- (I), or DL-lactate C3H4O2-(II), have been prepared and cha
racterized by X-ray and spectral methods. Complexes I and II are able
to hydroxylate benzene under mild conditions.