Multi-step reaction with 7 steps
1: N-ethyl-N,N-diisopropylamine; sodium iodide / N,N-dimethyl-formamide / 20 °C
2: copper(l) chloride; 2,2,6,6-tetramethylheptane-3,5-dione; caesium carbonate / 1-methyl-pyrrolidin-2-one / 24 h / 130 °C
3: potassium 2-methylbutan-2-olate / tetrahydrofuran; toluene / 0.5 h / 20 °C / Cooling with ice
4: N-Bromosuccinimide / acetonitrile / 2 h / Cooling with ice
5: 1-methyl-pyrrolidin-2-one / 1 h / 150 °C
6: ethanol / 1 h / 140 °C / Microwave irradiation
7: trifluoroacetic acid / dichloromethane / 1 h / 20 °C
With
N-Bromosuccinimide; 2,2,6,6-tetramethylheptane-3,5-dione; potassium 2-methylbutan-2-olate; caesium carbonate; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid; sodium iodide; copper(l) chloride;
In
tetrahydrofuran; 1-methyl-pyrrolidin-2-one; ethanol; dichloromethane; N,N-dimethyl-formamide; toluene; acetonitrile;