hydrazine hydrate in ethanol Heating;

1: 82 percent / Cu(OAc)2; Et3N / CH2Cl2 / 14 h / Heating 2: 94 percent / hydrazine hydrate / ethanol / Heating View Scheme

1: 80 percent / HCl conc. / dioxane / 0.25 h / 25 °C 2: 80 percent / pyridine*BH3; AcOH / 0.25 h / 25 °C 3: 82 percent / Cu(OAc)2; Et3N / CH2Cl2 / 14 h / Heating 4: 94 percent / hydrazine hydrate / ethanol / Heating View Scheme

1: 80 percent / pyridine*BH3; AcOH / 0.25 h / 25 °C 2: 82 percent / Cu(OAc)2; Et3N / CH2Cl2 / 14 h / Heating 3: 94 percent / hydrazine hydrate / ethanol / Heating View Scheme

sodium amide