Multi-step reaction with 15 steps
1.1: N-iodo-succinimide; toluene-4-sulfonic acid / acetonitrile / 36 h / 35 °C
2.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.5 h / 0 - 20 °C
2.2: 16 h / 0 - 20 °C
3.1: tri-n-butyl-tin hydride / benzene / 20 °C / Reflux; Inert atmosphere
4.1: acetic acid; zinc / tetrahydrofuran; water / 2 h / Reflux
5.1: dmap; triethylamine / tetrahydrofuran / 2 h / 20 °C
6.1: trifluoroacetic acid / dichloromethane / 0 - 20 °C
7.1: pyridine / 4 h / 0 °C
8.1: sulfuric acid; potassium nitrate / 0.45 h / -10 °C
9.1: dihydrogen peroxide; potassium carbonate / water; dimethyl sulfoxide / 20 °C
10.1: toluene-4-sulfonic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl acetamide / 20 °C
11.1: sodium nitrite / trifluoroacetic acid / 0.25 h / 0 - 20 °C
12.1: benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / tetrahydrofuran / 1 h / 0 - 20 °C
13.1: methanol; caesium carbonate / 0.5 h / 0 °C
14.1: toluene-4-sulfonic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / N,N-dimethyl acetamide / 2 h / 20 °C
15.1: pyridine / dichloromethane / 1 h / 0 °C
With
pyridine; methanol; dmap; N-iodo-succinimide; sulfuric acid; benzotriazol-1-yloxyl-tris-(pyrrolidino)-phosphonium hexafluorophosphate; dihydrogen peroxide; tri-n-butyl-tin hydride; sodium hydride; potassium carbonate; caesium carbonate; toluene-4-sulfonic acid; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; potassium nitrate; triethylamine; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; zinc; sodium nitrite;
In
tetrahydrofuran; dichloromethane; N,N-dimethyl acetamide; water; dimethyl sulfoxide; N,N-dimethyl-formamide; acetonitrile; trifluoroacetic acid; mineral oil; benzene;
DOI:10.1021/jm201717y