Multi-step reaction with 5 steps
1.1: acetic anhydride; sodium acetate / 8 h / 120 °C
2.1: di[(η-1,2,5,6)-1,5-cyclooctadiene] rhodium hexafluoroantimonate; 5,5'-decamethylenedioxy-2,2'-bis(diphenylphosphino)biphenyl; hydrogen / tetrahydrofuran / 12 h / 20 °C / 22801.5 Torr / Autoclave
3.1: sulfuric acid / 6 h / 0 - 20 °C
4.1: Schwartz's reagent / tetrahydrofuran / -5 - 20 °C / Inert atmosphere
4.2: 0 °C / Inert atmosphere
5.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; benzotriazol-1-ol; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 12 h / 20 °C
5.2: 4 h / 20 °C
With
Schwartz's reagent; di[(η-1,2,5,6)-1,5-cyclooctadiene] rhodium hexafluoroantimonate; 5,5'-decamethylenedioxy-2,2'-bis(diphenylphosphino)biphenyl; sulfuric acid; hydrogen; sodium acetate; acetic anhydride; benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine;
In
tetrahydrofuran; N,N-dimethyl-formamide;
DOI:10.1002/anie.202110286