Multi-step reaction with 9 steps
1.1: pyridine / dichloromethane / 20 °C
2.1: lithium aluminium tetrahydride / N,N-dimethyl-formamide; mineral oil / 0.25 h / 0 - 20 °C
2.2: 4 h / 20 °C
3.1: methanol; sodium hydroxide / tetrahydrofuran / 4 h / 20 °C
4.1: 2-(Dimethylamino)pyridine / dichloromethane; N,N-dimethyl-formamide / 20 °C
5.1: palladium 10% on activated carbon; hydrogen / ethyl acetate; methanol / 4 h / 760.05 Torr
6.1: palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; potassium phosphate / toluene; isopropyl alcohol / 72 h / 90 °C
7.1: trifluoroacetic acid / dichloromethane / 2 h / 20 °C
8.1: sodium hydroxide / 1,4-dioxane / 3 h / 65 °C
9.1: N-ethyl-N,N-diisopropylamine / tetrahydrofuran / 1.5 h / -60 °C
9.2: 20 °C
With
pyridine; methanol; 2-(Dimethylamino)pyridine; potassium phosphate; lithium aluminium tetrahydride; palladium 10% on activated carbon; hydrogen; palladium diacetate; N-ethyl-N,N-diisopropylamine; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; trifluoroacetic acid; sodium hydroxide;
In
tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; ethyl acetate; N,N-dimethyl-formamide; isopropyl alcohol; toluene; mineral oil;