Multi-step reaction with 8 steps
1.1: N-ethyl-N,N-diisopropylamine; trichlorophosphate / 2 h / 110 °C
2.1: ethanol / 1 h / 160 °C / microwave irradiation
2.2: 20 °C
3.1: triethylamine / Schwartz's reagent / tetrahydrofuran / 20.3 h / 150 °C / microwave irradiation
4.1: cesium fluoride / bis-triphenylphosphine-palladium(II) chloride; monophosphine 1,2,3,4,5-pentaphenyl-1'-(di-tert-butylphosphino)ferrocene / tetrahydrofuran / 0.33 h / 120 °C / microwave irradiation; Inert atmosphere
5.1: hydrogen / palladium 10% on activated carbon / ethanol / 20 °C / 15001.5 Torr / H-Cube
6.1: boron tribromide / dichloromethane / 2 h / 0 - 20 °C
6.2: Cooling with ice
7.1: water; lithium hydroxide monohydrate / 1,4-dioxane / 90 °C
7.2: 20 °C / pH 2 - 4
8.1: triethylamine; benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate / N,N-dimethyl-formamide / 20 °C
With
lithium hydroxide monohydrate; water; hydrogen; boron tribromide; benzotriazol-1-ol; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine; cesium fluoride; trichlorophosphate;
bis-triphenylphosphine-palladium(II) chloride; Schwartz's reagent; monophosphine 1,2,3,4,5-pentaphenyl-1'-(di-tert-butylphosphino)ferrocene; palladium 10% on activated carbon;
In
tetrahydrofuran; 1,4-dioxane; ethanol; dichloromethane; N,N-dimethyl-formamide;