Multi-step reaction with 9 steps
1.1: sodium hydrogencarbonate / water / 20 h / 20 °C
2.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 1.5 - 2 h / 0 - 20 °C
3.1: triethylamine / dichloromethane / 15 h / 0 °C
4.1: ammonium acetate; acetic acid / 17 h / 90 °C
5.1: hydrogen / palladium 10% on activated carbon / ethanol / 3 h / 20 °C
6.1: triethylamine / dichloromethane / -78 - 20 °C
7.1: triethylamine / dichloromethane / 2 h / 20 °C
8.1: sodium hydride / N,N-dimethyl-formamide / 0.17 h / 0 - 20 °C
8.2: 3 h / 0 - 20 °C
9.1: 2,6-dimethylpyridine; trimethylsilyl trifluoromethanesulfonate / dichloromethane / 21 h / 0 - 20 °C
With
2,6-dimethylpyridine; oxalyl dichloride; trimethylsilyl trifluoromethanesulfonate; ammonium acetate; hydrogen; sodium hydride; sodium hydrogencarbonate; acetic acid; triethylamine;
palladium 10% on activated carbon; N,N-dimethyl-formamide;
In
ethanol; dichloromethane; water; N,N-dimethyl-formamide;