Multi-step reaction with 6 steps
1.1: caesium carbonate / 1-methyl-pyrrolidin-2-one / 5 h / 100 °C
2.1: water; calcium chloride; iron / ethanol / 6 h / 100 °C
3.1: 1,8-diazabicyclo[5.4.0]undec-7-ene / tetrahydrofuran / 60 °C
4.1: sodium hydride / N,N-dimethyl-formamide / 1 h / 20 °C
5.1: potassium hydroxide / tris-(dibenzylideneacetone)dipalladium(0); 2-di-tertbutylphosphino-3,4,5,6-tetramethyl-2',4',6'-triisopropyl-1,1'-biphenyl / 1,4-dioxane; water / 6 h / 100 °C / Inert atmosphere
5.2: 2 h / 100 °C
6.1: hydrogen / palladium 10% on activated carbon / methanol / 2 h / 20 °C
With
water; hydrogen; iron; sodium hydride; caesium carbonate; 1,8-diazabicyclo[5.4.0]undec-7-ene; calcium chloride; potassium hydroxide;
2-di-tertbutylphosphino-3,4,5,6-tetramethyl-2',4',6'-triisopropyl-1,1'-biphenyl; tris-(dibenzylideneacetone)dipalladium(0); palladium 10% on activated carbon;
In
tetrahydrofuran; 1,4-dioxane; 1-methyl-pyrrolidin-2-one; methanol; ethanol; water; N,N-dimethyl-formamide;