Multi-step reaction with 11 steps
1.1: 20% palladium hydroxide-activated charcoal; hydrogen / methanol / 8 h / 20 °C / 2585.81 Torr
2.1: N-ethyl-N,N-diisopropylamine / acetonitrile / 18 h / 20 °C / Inert atmosphere
3.1: palladium 10% on activated carbon; hydrogen / methanol / 4 h / 20 °C / 760.05 Torr
4.1: sodium hydrogencarbonate / tetrahydrofuran; water / 1 h / 0 °C / Inert atmosphere
5.1: n-butyllithium / tetrahydrofuran; hexane / 0.25 h / -78 °C / Inert atmosphere
5.2: -78 - 25 °C / Inert atmosphere
6.1: triethylamine / dichloromethane / 18 h / 20 °C / Inert atmosphere
7.1: sodium azide / dimethyl sulfoxide / 8 h / 80 °C / Inert atmosphere
8.1: palladium 10% on activated carbon; hydrogen / methanol / 8 h / 20 °C
9.1: triethylamine / dichloromethane / 2 h / 20 °C / Inert atmosphere
10.1: trifluoroacetic acid / dichloromethane / 1 h / 20 °C / Inert atmosphere
11.1: 1,2-dichloro-ethane / 0.25 h / 20 °C / Inert atmosphere
11.2: 2 h / 20 °C / Inert atmosphere
11.3: Inert atmosphere
With
n-butyllithium; sodium azide; palladium 10% on activated carbon; 20% palladium hydroxide-activated charcoal; hydrogen; sodium hydrogencarbonate; triethylamine; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid;
In
tetrahydrofuran; methanol; hexane; dichloromethane; water; dimethyl sulfoxide; 1,2-dichloro-ethane; acetonitrile;
DOI:10.1016/j.bmc.2012.04.026