1: With titanium tetrachloride; magnesium in tetrahydrofuran T=0°C; 1.03333 h; Inert atmosphere; 2: With water; potassium carbonate Inert atmosphere;

1: With titanium tetrachloride; magnesium in tetrahydrofuran; toluene T=0°C; 0.0333333 h; Inert atmosphere; 2: With water in acetone T=0°C; 0.00833333 h; Inert atmosphere;