Multi-step reaction with 9 steps
1.1: sodium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane; water / 2.5 h / 95 °C / Inert atmosphere
2.1: water; lithium hydroxide monohydrate / tetrahydrofuran; methanol / 20 °C
2.2: pH 3
3.1: N-ethyl-N,N-diisopropylamine / acetonitrile / 20 °C
4.1: triethylamine; ammonium acetate / xylene / 2 h / 140 °C / sealed tube
5.1: N-ethyl-N,N-diisopropylamine / triphenylphosphine; copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride / tetrahydrofuran / Inert atmosphere; Reflux
6.1: potassium carbonate; methanol / tetrahydrofuran / 3 h / 20 °C
7.1: triethylamine / tetrakis(triphenylphosphine) palladium(0); copper(l) iodide / N,N-dimethyl-formamide / 110 °C / sealed tube
8.1: trifluoroacetic acid / dichloromethane / 2 h / 20 °C
9.1: N-ethyl-N,N-diisopropylamine; HATU / N,N-dimethyl-formamide / 0.33 h / 20 °C
9.2: 2 h / 20 °C
With
methanol; lithium hydroxide monohydrate; ammonium acetate; water; sodium carbonate; potassium carbonate; triethylamine; N-ethyl-N,N-diisopropylamine; HATU; trifluoroacetic acid;
bis-triphenylphosphine-palladium(II) chloride; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); triphenylphosphine;
In
tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile; xylene;
5.1: Sonogashira Coupling / 7.1: Sonogashira Coupling;