Multi-step reaction with 10 steps
1.1: N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) / tetrachloromethane / 15 h / 85 °C / Inert atmosphere
2.1: N,N-dimethyl-formamide / 20 h / 20 °C / Inert atmosphere
3.1: lithium hydroxide monohydrate / tetrahydrofuran; methanol; water / 15 h / 20 °C / Inert atmosphere
3.2: 0 °C
4.1: 1H-imidazole; dmap / N,N-dimethyl-formamide / 15 h / 20 °C / Inert atmosphere
5.1: dimethylsulfide borane complex / tetrahydrofuran / 0 - 75 °C / Inert atmosphere
6.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.25 h / 0 °C / Inert atmosphere
6.2: 0 - 20 °C / Inert atmosphere
7.1: n-butyllithium / tetrahydrofuran; hexane / -78 °C / Inert atmosphere
7.2: -78 °C / Inert atmosphere
7.3: -50 - -10 °C / Inert atmosphere
8.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 20 °C / Inert atmosphere
9.1: pyridine; phosphorus tribromide / diethyl ether / 0 - 20 °C / Inert atmosphere; Reflux
9.2: 1 h / 85 °C / Inert atmosphere
10.1: sodium hydroxide / ethanol; water / 15 h / 100 °C / Inert atmosphere
10.2: 0 °C
With
pyridine; 1H-imidazole; dmap; N-Bromosuccinimide; n-butyllithium; lithium hydroxide monohydrate; 2,2'-azobis(isobutyronitrile); dimethylsulfide borane complex; tetrabutyl ammonium fluoride; phosphorus tribromide; sodium hydride; sodium hydroxide;
In
tetrahydrofuran; methanol; tetrachloromethane; diethyl ether; ethanol; hexane; water; N,N-dimethyl-formamide; mineral oil;
DOI:10.1016/j.ejmech.2011.03.052