Multi-step reaction with 8 steps
1.1: 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; sulfuric acid / 5 h / 20 °C
1.2: Cooling
2.1: sodium carbonate / N,N-dimethyl-formamide / 8 h / 60 °C
3.1: ammonium chloride; iron / ethanol; water / 1 h / 90 °C
4.1: acetic acid / 1,2-dichloro-ethane / 0.08 h / Inert atmosphere
4.2: 64 h
5.1: acetic acid / 1,2-dichloro-ethane / 0.08 h / Inert atmosphere
5.2: 34 h / 20 °C
5.3: pH 7
6.1: chloro-trimethyl-silane; zinc; ethylene dibromide / ISOPROPYLAMIDE / 90 h / 80 °C / Inert atmosphere
6.2: 1.5 h / 80 °C
7.1: trifluoroacetic acid / dichloromethane / 0.75 h / 20 °C
7.2: pH 7 - 8
8.1: acetic acid / 1,2-dichloro-ethane / 0.08 h / Inert atmosphere
8.2: 20 h / 20 °C
8.3: pH 7
With
chloro-trimethyl-silane; 1,3-dibromo-5,5-dimethylimidazolidine-2,4-dione; sulfuric acid; iron; sodium carbonate; ammonium chloride; acetic acid; ethylene dibromide; trifluoroacetic acid; zinc;
In
ethanol; dichloromethane; ISOPROPYLAMIDE; water; 1,2-dichloro-ethane; N,N-dimethyl-formamide;