1: With copper(l) iodide; potassium carbonate; L-proline in dimethyl sulfoxide
T=40°C; 4 h;
2: With acetic acid in dimethyl sulfoxide
T=40°C; 8 h; Further stages.;
1: With copper(l) iodide; potassium carbonate; L-proline in dimethyl sulfoxide
T=50°C; 10 h;
2: With acetic acid in dimethyl sulfoxide
T=50°C; 6 h; Further stages.;
