Multi-step reaction with 11 steps
1.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -78 °C / Inert atmosphere
1.2: 2 h / -78 - 0 °C
2.1: triethylsilane; boron trifluoride diethyl etherate / dichloromethane / 0 - 20 °C / Inert atmosphere
3.1: n-butyllithium / tetrahydrofuran; hexane / 0.5 h / -78 °C / Inert atmosphere
3.2: 3 h / -78 - 20 °C
4.1: sodium tetrahydroborate; cerium(III) chloride heptahydrate; methanol; water; sodium hydroxide / 0.5 h / 0 - 20 °C
5.1: water; acetic acid / 22 h / 100 °C / Inert atmosphere
6.1: dmap; triethylamine / dichloromethane / 18 h / 0 - 20 °C / Inert atmosphere
7.1: palladium 10% on activated carbon; hydrogen / tetrahydrofuran / 1 h / 760.05 Torr
8.1: thiourea; trimethylsilyl trifluoromethanesulfonate / 1,4-dioxane / 3 h / 80 °C
9.1: potassium carbonate / N,N-dimethyl-formamide / 20 °C / Inert atmosphere
10.1: lithium hydroxide / tetrahydrofuran; methanol / 1 h / 60 °C / Inert atmosphere
11.1: N-ethyl-N,N-diisopropylamine; HATU / acetonitrile / 20 °C
11.2: 1 h
With
methanol; triethylsilane; dmap; sodium tetrahydroborate; n-butyllithium; trimethylsilyl trifluoromethanesulfonate; cerium(III) chloride heptahydrate; palladium 10% on activated carbon; boron trifluoride diethyl etherate; water; hydrogen; potassium carbonate; acetic acid; triethylamine; N-ethyl-N,N-diisopropylamine; thiourea; HATU; sodium hydroxide; lithium hydroxide;
In
tetrahydrofuran; 1,4-dioxane; methanol; hexane; dichloromethane; N,N-dimethyl-formamide; acetonitrile;