sodium acetate; potassium carbonate in N,N-dimethyl-formamide; chlorobenzene T=150°C;

sodium acetate in acetic acid 3 h; RefluxInert atmosphere;

NaCH3COO in dichloromethane; water a soln. of Mn-compd. in CH2Cl2 was treated with a dil. aq. soln. of NaCH3COO; the procedure was repeated, followed by a final wash with distd. water; the org.layer was collected, dried over anhyd. Na2SO4, then reduced to 5 ml under reduced pressure;; crystn. by slow addn. of heptane; purity was confirmed by visible spectroscopy and cyclic voltammetric behavior;;

in acetic acid TPPH2 refluxed with Mn(CH3CO2)2*4H2O in glacial acetic acid (3-4 h), concd. by distn., slow addn. of water (dropwise, overnight), ppt.; filtered, washed (water), washed (methanol), concn. of washing by distn., addn. of water (dropwise, overnight), ppt., recrystn. (glacial acetic acid contg. 10 vol.-percent acetic anhydride), dried (vac. oven, 100°C);

in chloroform Kinetics; mixing chloroform solns. of the complexes at 288-308 K; not isolated, detected by UV;

according to: A. D. Adler, F. R. Longo, F. Kampas, J. Kim, J. Inorg. Nuclear Chem. 32 (1970) 2443; chromy. (twice, Al2O3, chloroform);

hydrogenchloride in methanol; water TPPMn(CH3CO2) dissolved in methanol, addn. of 1 M aq. soln. of HCl, slow addn. of water (dropwise, overnight), ppt.; filtered, dried (vac. oven, 100°C);

in 2-methyl tetrahydrofuran other Radiation; photoredn. of the Mn(III) complex in MeTHF by (60)Co γ-irradiation with visible light (440-750 nm) at 25°C; not isolated; detn. by UV/VIS spectral change;