Multi-step reaction with 6 steps
1.1: potassium hydroxide / ethanol; water / 2.08 h / 100 °C
1.2: Cooling with ice
1.3: pH 1
2.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 1 h / 0 °C
2.2: 0 - 20 °C
3.1: dibenzoyl peroxide; N-Bromosuccinimide / tetrachloromethane / 100 °C / Reflux
4.1: acetonitrile
5.1: potassium hydroxide; water / methanol / 72 h / 100 °C / pH 14 / Reflux
5.2: pH 5 - 6
6.1: N-ethyl-N,N-diisopropylamine; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide / dichloromethane; ethyl acetate
With
N-Bromosuccinimide; oxalyl dichloride; water; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; N-ethyl-N,N-diisopropylamine; potassium hydroxide; dibenzoyl peroxide;
N,N-dimethyl-formamide;
In
methanol; tetrachloromethane; ethanol; dichloromethane; water; ethyl acetate; acetonitrile;