Multi-step reaction with 8 steps
1.1: N,N-dimethyl-formamide; oxalyl dichloride / dichloromethane / 3 h / 20 °C
1.2: 20 °C / Cooling with ice
2.1: N-chloro-succinimide / acetonitrile / 3 h / Reflux
3.1: trichlorophosphate / 1,4-dioxane / 3 h / Reflux
4.1: hydroxylamine hydrochloride; triethylamine / ethanol; water / 3 h / Reflux
5.1: dichloromethane / 1 h / 20 °C
6.1: N-ethyl-N,N-diisopropylamine / copper diacetate / N,N-dimethyl-formamide / 144 h / 20 °C / Molecular sieve
7.1: trifluoroacetic acid / dichloromethane / 48 h / 20 °C / Cooling with ice
8.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 4 h / 20 °C / Cooling with ice
With
N-chloro-succinimide; oxalyl dichloride; hydroxylamine hydrochloride; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; N,N-dimethyl-formamide; trifluoroacetic acid; trichlorophosphate;
copper diacetate;
In
1,4-dioxane; ethanol; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;