Multi-step reaction with 9 steps
1.1: N-Bromosuccinimide / 2,2'-azobis(isobutyronitrile) / tetrachloromethane / 3 h / 25 °C / Reflux
2.1: thionyl chloride / 1 h / 25 °C / Reflux
3.1: N,N-dimethyl-formamide / 12 h / 85 °C
4.1: hydrazine hydrate / methanol / 4 h / Reflux
5.1: sodium hydrogencarbonate / ethyl acetate; water / 1.17 h / pH 8
6.1: water; lithium hydroxide / tetrahydrofuran / 4 h / 50 °C
7.1: dimethylsulfide borane complex / tetrahydrofuran / 2 h / 25 °C / Cooling with ice
8.1: sodium acetate; pyridinium chlorochromate / dichloromethane / 6 h / 25 °C
9.1: potassium tert-butylate / tetrahydrofuran / 0.33 h / Cooling with ice
9.2: 1 h / Cooling with ice
With
N-Bromosuccinimide; thionyl chloride; dimethylsulfide borane complex; potassium tert-butylate; water; sodium acetate; sodium hydrogencarbonate; hydrazine hydrate; pyridinium chlorochromate; lithium hydroxide;
2,2'-azobis(isobutyronitrile);
In
tetrahydrofuran; methanol; tetrachloromethane; dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide;