Multi-step reaction with 9 steps
1.1: N-chloro-succinimide / acetonitrile / 5 h / Reflux
2.1: N,N-dimethyl-formamide; thionyl chloride / 3 h / Reflux
2.2: 2 h / Cooling with ice
3.1: trichlorophosphate / chloroform / 3 h / Reflux
4.1: sodium azide; ammonium chloride / N,N-dimethyl-formamide / 3.5 h / Reflux
4.2: 16 h / 20 °C
5.1: N-ethyl-N,N-diisopropylamine; copper diacetate / N,N-dimethyl-formamide / 72 h / 20 °C / Molecular sieve
6.1: hydrogenchloride / ethyl acetate / 16 h / 20 °C
7.1: triethylamine; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate / N,N-dimethyl-formamide / 24 h / 20 °C
8.1: hydrogenchloride / ethyl acetate / 6 h / 20 °C
9.1: triethylamine / dichloromethane / 3 h / 20 °C
With
hydrogenchloride; N-chloro-succinimide; thionyl chloride; sodium azide; copper diacetate; ammonium chloride; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine; N,N-dimethyl-formamide; trichlorophosphate;
In
dichloromethane; chloroform; ethyl acetate; N,N-dimethyl-formamide; acetonitrile;