1.1: hydrazine hydrate / Raney nickel / water; methanol / 2 h / 0 °C
2.1: hydrogenchloride; sodium nitrite / water / 1 h / 0 - 5 °C
2.2: 0 - 20 °C
2.3: 0 °C
3.1: sodium hydrogencarbonate / dichloromethane; water / 3 h / 20 °C
3.2: 140 °C
View Scheme
1.1: hydrogenchloride; sodium nitrite / water / 1 h / 0 - 5 °C
1.2: 0 - 20 °C
1.3: 0 °C
2.1: sodium hydrogencarbonate / dichloromethane; water / 3 h / 20 °C
2.2: 140 °C
View Scheme
