Multi-step reaction with 7 steps
1.1: potassium carbonate / acetonitrile / Reflux
2.1: tetrahydrofuran / 50 °C
3.1: triethylamine / 1,2-dichloro-ethane / -5 - 20 °C
4.1: potassium carbonate / ethanol / 40 - 50 °C
5.1: hydrogen / palladium 10% on activated carbon / methanol
6.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / 20 °C
6.2: 20 °C
7.1: potassium carbonate / 1,1,1,3',3',3'-hexafluoro-propanol; water / 1 h / 90 °C / Microwave irradiation
7.2: 48 h / 20 °C
With
hydrogen; sodium hydride; potassium carbonate; triethylamine;
palladium 10% on activated carbon;
In
tetrahydrofuran; methanol; ethanol; 1,1,1,3',3',3'-hexafluoro-propanol; water; 1,2-dichloro-ethane; N,N-dimethyl-formamide; acetonitrile;