(5,10,15,20-tetraphenylporphyrinato)manganese(III) chloride; oxygen in hexane T=150°C; P=15001.5 Torr; 4 h;

1: With ethylmagnesium bromide; iron(II) chloride in diethyl ether T=20°C; 0.25 h; 2: in diethyl ether Acidic conditions; stereoselective reaction;