chloroform in chloroform; benzene chloroform/benzene = 1:1, room temp., 3 h; not isolated, identification by PMR spectroscopy; elem. anal.;

in tetrahydrofuran acetyl chloride added to the Au-complex soln.; solvent evapd. after 12 min; Mn-complex isolated by extn. (petroleum ether), purifn. by chromy. (aluminum oxide, benzene); residue of extn. dissolved in chloroform, chromy.(aluminum oxide); elem. anal.;