Multi-step reaction with 11 steps
1.1: sulfuric acid / 6 h / Reflux
2.1: potassium carbonate; potassium iodide / 6 h / Reflux
3.1: diethyl ether / 2 h / 0 - 30 °C
4.1: boron trifluoride diethyl etherate / dichloromethane / 1 h / 0 - 25 °C
5.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / 0 °C
5.2: 2 h / 25 °C
6.1: palladium on activated charcoal; ammonium formate / methanol / 25 °C
7.1: potassium carbonate; potassium iodide / acetone / 12 h / Reflux
8.1: potassium hydroxide; water / ethanol / 5 h / 80 °C
9.1: triethylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 25 °C
10.1: water; lithium hydroxide dihydrate / tetrahydrofuran / 25 °C
11.1: sodium tetrahydroborate / methanol / 0.5 h / 0 - 25 °C
With
sodium tetrahydroborate; lithium hydroxide dihydrate; sulfuric acid; palladium on activated charcoal; boron trifluoride diethyl etherate; water; ammonium formate; sodium hydride; potassium carbonate; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; potassium iodide; potassium hydroxide;
In
tetrahydrofuran; methanol; diethyl ether; ethanol; dichloromethane; N,N-dimethyl-formamide; acetone;
DOI:10.1016/j.ejmech.2013.09.015