sodium hydroxide in ethanol 4 h; Heating;

triethylamine in acetonitrile 0.5 h; Heating;

1: 96 percent / NaHCO3 / dimethylformamide / 8 h / 110 - 120 °C 2: 85 percent / NaH, ethanol / toluene / 2 h / Ambient temperature 3: 94 percent / chloranil / toluene / 1.5 h / Heating 4: 89 percent / 1N-NaOH / dioxane / 1 h / Heating 5: 92 percent / m-chloroperoxybenzoic acid / CHCl3 / 1 h / Ambient temperature; excess of reagent 6: 68 percent / triethylamine / acetonitrile / 0.5 h / Heating View Scheme

1: 90 percent / KOH / ethanol / 2 h / Ambient temperature 2: 89 percent / KF / dimethylsulfoxide / 1 h / 130 - 135 °C 3: 75 percent / NaHCO3 / dimethylformamide / 8 h / 110 - 120 °C 4: 91 percent / NaH, ethanol / toluene / 2 h / Ambient temperature 5: 90 percent / conc. HCl / ethanol / 1 h / 80 °C 6: 94 percent / chloranil / toluene / 1.5 h / Heating 7: 89 percent / 1N-NaOH / dioxane / 1 h / Heating 8: 92 percent / m-chloroperoxybenzoic acid / CHCl3 / 1 h / Ambient temperature; excess of reagent 9: 68 percent / triethylamine / acetonitrile / 0.5 h / Heating View Scheme

1: 75 percent / NaHCO3 / dimethylformamide / 8 h / 110 - 120 °C 2: 91 percent / NaH, ethanol / toluene / 2 h / Ambient temperature 3: 90 percent / conc. HCl / ethanol / 1 h / 80 °C 4: 94 percent / chloranil / toluene / 1.5 h / Heating 5: 89 percent / 1N-NaOH / dioxane / 1 h / Heating 6: 92 percent / m-chloroperoxybenzoic acid / CHCl3 / 1 h / Ambient temperature; excess of reagent 7: 68 percent / triethylamine / acetonitrile / 0.5 h / Heating View Scheme

1: 89 percent / KF / dimethylsulfoxide / 1 h / 130 - 135 °C 2: 75 percent / NaHCO3 / dimethylformamide / 8 h / 110 - 120 °C 3: 91 percent / NaH, ethanol / toluene / 2 h / Ambient temperature 4: 90 percent / conc. HCl / ethanol / 1 h / 80 °C 5: 94 percent / chloranil / toluene / 1.5 h / Heating 6: 89 percent / 1N-NaOH / dioxane / 1 h / Heating 7: 92 percent / m-chloroperoxybenzoic acid / CHCl3 / 1 h / Ambient temperature; excess of reagent 8: 68 percent / triethylamine / acetonitrile / 0.5 h / Heating View Scheme

1: 96 percent / NaHCO3 / dimethylformamide / 8 h / 110 - 120 °C 2: 85 percent / NaH, ethanol / toluene / 2 h / Ambient temperature 3: 94 percent / chloranil / toluene / 1.5 h / Heating 4: 89 percent / 1N-NaOH / dioxane / 1 h / Heating 5: 92 percent / m-chloroperoxybenzoic acid / CHCl3 / 1 h / Ambient temperature; excess of reagent 6: 68 percent / triethylamine / acetonitrile / 0.5 h / Heating View Scheme

1: 98 percent / BF3-etherate / ice-cooling, then 50-60 deg C 30 min, then reflux 23 h 2: 96 percent / NaHCO3 / dimethylformamide / 8 h / 110 - 120 °C 3: 85 percent / NaH, ethanol / toluene / 2 h / Ambient temperature 4: 94 percent / chloranil / toluene / 1.5 h / Heating 5: 89 percent / 1N-NaOH / dioxane / 1 h / Heating 6: 92 percent / m-chloroperoxybenzoic acid / CHCl3 / 1 h / Ambient temperature; excess of reagent 7: 68 percent / triethylamine / acetonitrile / 0.5 h / Heating View Scheme

1: 92 percent / m-chloroperoxybenzoic acid / CHCl3 / 1 h / Ambient temperature; excess of reagent 2: 68 percent / triethylamine / acetonitrile / 0.5 h / Heating View Scheme

1: 91 percent / NaH, ethanol / toluene / 2 h / Ambient temperature 2: 90 percent / conc. HCl / ethanol / 1 h / 80 °C 3: 94 percent / chloranil / toluene / 1.5 h / Heating 4: 89 percent / 1N-NaOH / dioxane / 1 h / Heating 5: 92 percent / m-chloroperoxybenzoic acid / CHCl3 / 1 h / Ambient temperature; excess of reagent 6: 68 percent / triethylamine / acetonitrile / 0.5 h / Heating View Scheme