Multi-step reaction with 12 steps
1: N-Bromosuccinimide / tetrachloromethane / 1 h / Reflux; UV-irradiation
2: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 0 - 20 °C
3: silver nitrate / ethanol; water / 2 h / Reflux
4: hydroxylamine hydrochloride; sodium acetate / ethanol; water / 20 °C
5: methanesulfonyl chloride / 1,2-dichloro-ethane / 5.33 h / Cooling with ice; Reflux
6: Lawessons reagent / toluene / 1 h / 85 °C
7: potassium tert-butylate / tetrahydrofuran / 0.5 h / -60 °C
8: tetrabutyl ammonium fluoride / tetrahydrofuran / 20.5 h / -5 - 20 °C / Inert atmosphere
9: sulfuric acid; acetic acid / water / 26 h / Reflux
10: triethylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl-formamide / 0 - 20 °C
11: sodium hydroxide; water / ethanol / 20 °C
12: triethylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol / N,N-dimethyl-formamide / 0 - 20 °C
With
Lawessons reagent; N-Bromosuccinimide; sulfuric acid; hydroxylamine hydrochloride; potassium tert-butylate; tetrabutyl ammonium fluoride; water; sodium acetate; benzotriazol-1-ol; silver nitrate; acetic acid; methanesulfonyl chloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; sodium hydroxide;
In
tetrahydrofuran; tetrachloromethane; ethanol; dichloromethane; water; 1,2-dichloro-ethane; N,N-dimethyl-formamide; toluene;