1: acetic anhydride; sodium acetate / 6 h / 120 °C
2: hydrogenchloride; water / 6 h / 100 °C
3: caesium carbonate / N,N-dimethyl-formamide / 18 h / 18 °C
4: water; sodium hydroxide / N,N-dimethyl-formamide / 18 h / 18 °C
View Scheme
1: hydrogenchloride; water / 6 h / 100 °C
2: caesium carbonate / N,N-dimethyl-formamide / 18 h / 18 °C
3: water; sodium hydroxide / N,N-dimethyl-formamide / 18 h / 18 °C
View Scheme
