Multi-step reaction with 9 steps
1.1: sulfuric acid; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione / 5 h / 20 °C
2.1: sodium carbonate / N,N-dimethyl-formamide / 8 h / 20 - 60 °C
3.1: ammonium chloride / ethanol; water / 80 °C
3.2: 12 h / 80 °C
4.1: acetic acid; sodium tris(acetoxy)borohydride / 1,2-dichloro-ethane / 2.5 h / 25 - 40 °C
5.1: acetic acid / 1,2-dichloro-ethane / 0.25 h / 20 °C
5.2: 3 h / 0 - 20 °C
6.1: tetrakis(triphenylphosphine) palladium(0); sodium carbonate / water; 1,4-dioxane / 17 h / 20 - 89 °C / Inert atmosphere
7.1: sodium hydroxide; water / ethanol / 18 h / 40 °C
8.1: triethylamine / dimethyl sulfoxide / 0.5 h / 25 °C
8.2: 16 h / 20 °C
9.1: hydrogen bromide / ethanol; water / 0.5 h / 70 °C
With
tetrakis(triphenylphosphine) palladium(0); 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; sulfuric acid; water; hydrogen bromide; sodium tris(acetoxy)borohydride; sodium carbonate; ammonium chloride; acetic acid; triethylamine; sodium hydroxide;
In
1,4-dioxane; ethanol; water; dimethyl sulfoxide; 1,2-dichloro-ethane; N,N-dimethyl-formamide;