Multi-step reaction with 10 steps
1.1: caesium carbonate / 1,2-dimethoxyethane; water / 0.17 h / Inert atmosphere
1.2: 4 h / 90 °C / Inert atmosphere
2.1: hydrogen / 5%-palladium/activated carbon / ethyl acetate; ethanol; water / 24 h
3.1: 1 h / 130 °C
4.1: diphenylether / 0.33 h / Reflux
5.1: sodium hydroxide; water / ethanol; water / Reflux
5.2: 40 °C / pH 4
6.1: trichlorophosphate / 4 h / 20 °C / Heating
6.2: 0.5 h / Cooling with ice
7.1: N-ethyl-N,N-diisopropylamine / 1-methyl-pyrrolidin-2-one / 18 h / 120 °C
8.1: potassium hydroxide / methanol / 0.33 h / Cooling with ice
8.2: 3 h
9.1: phosphorus pentachloride; trichlorophosphate / 5 h / 120 °C
10.1: 1-methyl-pyrrolidin-2-one / 0.5 h / 150 °C
With
phosphorus pentachloride; water; hydrogen; caesium carbonate; N-ethyl-N,N-diisopropylamine; potassium hydroxide; sodium hydroxide; trichlorophosphate;
5%-palladium/activated carbon;
In
1-methyl-pyrrolidin-2-one; methanol; 1,2-dimethoxyethane; diphenylether; ethanol; water; ethyl acetate;