potassium carbonate in water; N,N-dimethyl-formamide

1: 98 percent / K2CO3 / dimethylformamide / 2 h / 60 °C 2: 90 percent / NaI / dimethylformamide / 1 h / 100 °C 3: 86 percent / KOH / ethanol / 0.17 h / Ambient temperature 4: 1.) NaH / 1.) DMF, 60 deg C, 1 h, 2.) DMF, 1 h 5: ammonium formate, formic acid, formamide / 2 h / 120 °C 6: 85 percent / H2 / 10percent Pd/C / ethyl acetate; ethanol / 3 h 7: 99 percent / CHCl3 / 12 h / Heating View Scheme

1: 90 percent / NaI / dimethylformamide / 1 h / 100 °C 2: 86 percent / KOH / ethanol / 0.17 h / Ambient temperature 3: 1.) NaH / 1.) DMF, 60 deg C, 1 h, 2.) DMF, 1 h 4: ammonium formate, formic acid, formamide / 2 h / 120 °C 5: 85 percent / H2 / 10percent Pd/C / ethyl acetate; ethanol / 3 h 6: 99 percent / CHCl3 / 12 h / Heating View Scheme

1: 1.) NaH / 1.) DMF, 60 deg C, 1 h, 2.) DMF, 1 h 2: ammonium formate, formic acid, formamide / 2 h / 120 °C 3: 85 percent / H2 / 10percent Pd/C / ethyl acetate; ethanol / 3 h 4: 99 percent / CHCl3 / 12 h / Heating View Scheme

1: 86 percent / KOH / ethanol / 0.17 h / Ambient temperature 2: 1.) NaH / 1.) DMF, 60 deg C, 1 h, 2.) DMF, 1 h 3: ammonium formate, formic acid, formamide / 2 h / 120 °C 4: 85 percent / H2 / 10percent Pd/C / ethyl acetate; ethanol / 3 h 5: 99 percent / CHCl3 / 12 h / Heating View Scheme

1: 85 percent / H2 / 10percent Pd/C / ethyl acetate; ethanol / 3 h 2: 99 percent / CHCl3 / 12 h / Heating View Scheme

1: ammonium formate, formic acid, formamide / 2 h / 120 °C 2: 85 percent / H2 / 10percent Pd/C / ethyl acetate; ethanol / 3 h 3: 99 percent / CHCl3 / 12 h / Heating View Scheme

in chloroform 12 h; Heating;