Multi-step reaction with 10 steps
1: ethanol / 1 h / Reflux
2: 1,2-dichloro-benzene / 5 h / Reflux
3: trichlorophosphate / toluene / 1 h / 120 °C
4: N-ethyl-N,N-diisopropylamine / toluene / 12 h / 115 °C
5: hydrogenchloride; water / 1,4-dioxane / 24 h / 100 °C
6: sodium hydroxide / 1 h / 20 °C
7: 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 1 h / 20 °C
8: lithium aluminium tetrahydride / tetrahydrofuran / 4 h / 0 °C
9: potassium formate / 5%-palladium/activated carbon / water; tetrahydrofuran / 12 h / 45 °C
10: 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 4 h / Reflux
With
hydrogenchloride; lithium aluminium tetrahydride; 1-hydroxy-7-aza-benzotriazole; water; potassium formate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine; sodium hydroxide; trichlorophosphate;
5%-palladium/activated carbon;
In
tetrahydrofuran; 1,4-dioxane; ethanol; dichloromethane; water; 1,2-dichloro-benzene; toluene;