Multi-step reaction with 7 steps
1.1: sodium tetrahydroborate / methanol / 4 h / 0 - 20 °C
2.1: di-isopropyl azodicarboxylate; triphenylphosphine / tetrahydrofuran / 144 h / 0 - 20 °C
2.2: 18 h / 20 °C
3.1: tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; caesium carbonate / 1,4-dioxane / 0.58 h / 120 °C / Inert atmosphere; Microwave irradiation
4.1: triethylamine; palladium 10% on activated carbon; hydrogen / water; N,N-dimethyl-formamide / 18 h / 20 °C
5.1: water; lithium hydroxide monohydrate / tetrahydrofuran / 18 h / 40 °C
6.1: N-ethyl-N,N-diisopropylamine; ammonium carbonate; benzotriazol-1-ol; N1-((ethylimino)methylene)-N3,N3-dimethylpropane-1,3-diamine hydrochloride / N,N-dimethyl-formamide / 20 °C / Inert atmosphere
7.1: trifluoroacetic acid / dichloromethane / 18 h / 20 °C
With
ammonium carbonate; sodium tetrahydroborate; tris-(dibenzylideneacetone)dipalladium(0); lithium hydroxide monohydrate; di-isopropyl azodicarboxylate; N1-((ethylimino)methylene)-N3,N3-dimethylpropane-1,3-diamine hydrochloride; palladium 10% on activated carbon; water; hydrogen; benzotriazol-1-ol; caesium carbonate; triethylamine; N-ethyl-N,N-diisopropylamine; triphenylphosphine; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; trifluoroacetic acid;
In
tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; water; N,N-dimethyl-formamide;