Multi-step reaction with 8 steps
1.1: sulfuric acid / 3 h / Reflux
2.1: potassium carbonate / N,N-dimethyl-formamide / 3 h / 20 °C
3.1: palladium 10% on activated carbon; hydrogen / ethanol / 4 h / 3750.38 Torr
4.1: N-ethyl-N,N-diisopropylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 16 h / 0 - 20 °C
5.1: hydrogenchloride / 0.5 h / 140 °C / Microwave irradiation
6.1: sodium hydroxide; water / methanol / 1 h / 140 °C / Microwave irradiation
6.2: pH 5
7.1: oxalyl dichloride; N,N-dimethyl-formamide / dichloromethane / 16 h / 20 °C
8.1: N-ethyl-N,N-diisopropylamine / tetrahydrofuran / -10 - 20 °C
With
hydrogenchloride; oxalyl dichloride; sulfuric acid; palladium 10% on activated carbon; water; hydrogen; potassium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; N,N-dimethyl-formamide; sodium hydroxide;
In
tetrahydrofuran; methanol; ethanol; dichloromethane; N,N-dimethyl-formamide;