1: 86 percent / CHCl3 / 0.25 h / Heating 2: 78 percent / K2CO3, / methanol; H2O / Heating 3: ethanol / 2 h / Heating View Scheme

1: 62 percent / NH3, / methanol / 16 h / 100 °C 2: 86 percent / CHCl3 / 0.25 h / Heating 3: 78 percent / K2CO3, / methanol; H2O / Heating 4: ethanol / 2 h / Heating View Scheme

1: 96 percent / SOCl2, / diethyl ether / 0.25 h / Heating 2: 62 percent / NH3, / methanol / 16 h / 100 °C 3: 86 percent / CHCl3 / 0.25 h / Heating 4: 78 percent / K2CO3, / methanol; H2O / Heating 5: ethanol / 2 h / Heating View Scheme

1: 99 percent / EtONa, / ethanol / 0.08 h / Heating 2: 96 percent / SOCl2, / diethyl ether / 0.25 h / Heating 3: 62 percent / NH3, / methanol / 16 h / 100 °C 4: 86 percent / CHCl3 / 0.25 h / Heating 5: 78 percent / K2CO3, / methanol; H2O / Heating 6: ethanol / 2 h / Heating View Scheme

1: 78 percent / K2CO3, / methanol; H2O / Heating 2: ethanol / 2 h / Heating View Scheme

1: 48percent HBr, / 48 h / Heating 2: ethanol / 2 h / Heating View Scheme

in ethanol 2 h; Heating;