Multi-step reaction with 7 steps
1.1: N-ethyl-N,N-diisopropylamine; diphenyl phosphoryl azide / toluene / 5 h / Molecular sieve; Reflux
2.1: triethylamine; 1,3-bis-(diphenylphosphino)propane / palladium diacetate / N,N-dimethyl-formamide; methanol / 48 h / 80 °C / 30003 Torr
3.1: hydrogenchloride / ethyl acetate / 20 °C
4.1: triethylamine; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; 1-hydroxy-1H-benzotriazol hydrate / N,N-dimethyl-formamide / 1 h / 20 °C
5.1: trifluoroacetic acid / dichloromethane / 0.5 h / 20 °C
5.2: 75 - 80 °C
6.1: water; lithium hydroxide monohydrate / 1,4-dioxane / 0.33 h / 70 °C / Microwave irradiation
7.1: pyridine / 60 h / 20 °C
With
pyridine; hydrogenchloride; lithium hydroxide monohydrate; diphenyl phosphoryl azide; 1-hydroxy-1H-benzotriazol hydrate; 1,3-bis-(diphenylphosphino)propane; water; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; trifluoroacetic acid;
palladium diacetate;
In
1,4-dioxane; methanol; dichloromethane; ethyl acetate; N,N-dimethyl-formamide; toluene;