Multi-step reaction with 6 steps
1.1: N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium / cyclohexane; tetrahydrofuran / 1 h / -92 °C
1.2: 0.17 h / -80 °C
2.1: N,N-dimethyl-formamide / dichloromethane / 8 h / 20 °C
2.2: 0.5 h
3.1: dibenzoyl peroxide; N-Bromosuccinimide / benzene / 4 h / Reflux
4.1: N-ethyl-N,N-diisopropylamine / ethanol / 16 h / 100 °C / Sealed tube
5.1: lithium hydroxide / ethanol; water; tetrahydrofuran / 16 h / 60 °C
5.2: pH 7
6.1: (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 2 h / 20 °C
With
N-Bromosuccinimide; N,N,N,N,-tetramethylethylenediamine; sec.-butyllithium; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; N-ethyl-N,N-diisopropylamine; lithium hydroxide; dibenzoyl peroxide;
N,N-dimethyl-formamide;
In
tetrahydrofuran; ethanol; dichloromethane; cyclohexane; water; N,N-dimethyl-formamide; benzene;