Multi-step reaction with 9 steps
1.1: sodium carbonate / ethanol / 4.5 h / Heating / reflux
2.1: t-butylnitrite; copper(ll) bromide / acetonitrile / 4 h / 20 - 25 °C
3.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 18.5 h / 20 °C
4.1: trifluoroacetic anhydride / DMF (N,N-dimethyl-formamide) / 1.25 h / 20 °C
5.1: pyridine; copper diacetate / dichloromethane / 18 h / 20 °C
6.1: caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl / tris-(dibenzylideneacetone)dipalladium(0) / toluene / 96 h / Heating / reflux
7.1: lithium hydroxide; water / tetrahydrofuran; ethanol / 4 h / 85 °C
8.1: N-(3-dimethylaminopropyl)-N-ethylcarbodiimide / DMF (N,N-dimethyl-formamide) / 0.5 h / 20 °C
8.2: 16 h / 20 °C
9.1: N-ethyl-N,N-diisopropylamine / dichloromethane / 1 h / Microwave heating
With
pyridine; lithium hydroxide; t-butylnitrite; water; copper diacetate; sodium carbonate; caesium carbonate; 2,2'-bis-(diphenylphosphino)-1,1'-binaphthyl; N-(3-dimethylaminopropyl)-N-ethylcarbodiimide; N-ethyl-N,N-diisopropylamine; 3-chloro-benzenecarboperoxoic acid; trifluoroacetic anhydride; copper(ll) bromide;
tris-(dibenzylideneacetone)dipalladium(0);
In
tetrahydrofuran; DMF (N,N-dimethyl-formamide); ethanol; dichloromethane; toluene; acetonitrile;