Multi-step reaction with 10 steps
1.1: acetyl chloride / 15 h / 20 °C
2.1: potassium carbonate / acetone / 48 h / 65 °C
3.1: sodium hydroxide / methanol; water / 4 h / 60 °C
4.1: O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / DMF (N,N-dimethyl-formamide) / 15 h / 20 °C
5.1: phosphorus pentachloride / dichloromethane / 15 h / 20 °C
6.1: sulfur / dichloromethane / 1 h / 155 °C
7.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 0 °C
7.2: 0 °C
8.1: methanesulfonyl chloride; triethylamine / dichloromethane / 0.25 h / 0 °C
8.2: 15 h / 20 °C
9.1: sodium azide / dimethyl sulfoxide / 1.5 h / 65 °C
10.1: hydrogen; acetic acid / palladium 10% on activated carbon / tetrahydrofuran / 3 h / 2068.65 Torr
With
sodium hydroxide; lithium aluminium tetrahydride; sodium azide; phosphorus pentachloride; hydrogen; potassium carbonate; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; sulfur; acetic acid; methanesulfonyl chloride; triethylamine; N-ethyl-N,N-diisopropylamine; acetyl chloride;
palladium 10% on activated carbon;
In
tetrahydrofuran; methanol; DMF (N,N-dimethyl-formamide); dichloromethane; water; dimethyl sulfoxide; acetone;