Multi-step reaction with 12 steps
1.1: 1H-imidazole / dichloromethane / 12 h / 0 - 20 °C / Inert atmosphere
2.1: n-butyllithium / N,N,N,N,N,N-hexamethylphosphoric triamide; tetrahydrofuran; hexanes / 3.5 h / -78 - 0 °C / Inert atmosphere
2.2: 15 h / -78 - 20 °C
3.1: methanol / pyridinium p-toluenesulfonate / 10 h / 0 °C
4.1: hydrogen; sodium tetrahydroborate / ethylenediamine; nickel(II) acetate tetrahydrate / ethanol
5.1: Jones reagent / water; acetone / 3 h / -40 - -10 °C
6.1: toluene-4-sulfonic acid / 4 h / 20 °C
7.1: triphenylphosphine; di-isopropyl azodicarboxylate / tetrahydrofuran / 0.5 h / -20 - 0 °C / Inert atmosphere
7.2: 6 h / 0 - 20 °C
8.1: triphenylphosphine / tetrahydrofuran / 2 h / 20 °C
8.2: 8 h
9.1: tetrahydrofuran / 6 h
10.1: water; lithium hydroxide / tetrahydrofuran / 0 - 20 °C
10.2: 0 °C / pH 4
11.1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane; benzene / 12 h / 20 °C / Inert atmosphere
12.1: dmap / N,N,N,N,N,N-hexamethylphosphoric triamide / 24 h / 80 °C
With
1H-imidazole; methanol; dmap; sodium tetrahydroborate; Jones reagent; n-butyllithium; di-isopropyl azodicarboxylate; water; hydrogen; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triphenylphosphine; lithium hydroxide;
nickel(II) acetate tetrahydrate; pyridinium p-toluenesulfonate; toluene-4-sulfonic acid; ethylenediamine;
In
tetrahydrofuran; N,N,N,N,N,N-hexamethylphosphoric triamide; hexanes; ethanol; dichloromethane; water; acetone; benzene;
5.1: Jones Oxidation;