Multi-step reaction with 12 steps
1.1: 2,2,6,6-tetramethyl-piperidine; n-butyllithium / hexane; tetrahydrofuran / 0.83 h / -75 - -65 °C
1.2: 1.25 h / -70 - -65 °C
1.3: -60 - -10 °C / pH 1 - 2
2.1: potassium permanganate / water; tert-butyl alcohol / 2.92 h / 30 - 65 °C
2.2: 0.17 h / 20 °C
2.3: 15 - 25 °C / pH 1
3.1: sulfuric acid / Reflux
4.1: caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / bis(dibenzylideneacetone)-palladium(0) / 1,4-dioxane / 3 h / 110 °C / Inert atmosphere
5.1: lithium hexamethyldisilazane / tetrahydrofuran / 19 h / 0 - 20 °C
5.2: 1 h / 20 °C
6.1: N-Bromosuccinimide / dichloromethane / 2.25 h / -5 - 20 °C
6.2: 20 °C
7.1: ethanol / 0.75 h / 90 °C
8.1: copper(ll) bromide; tert.-butylnitrite / acetonitrile / 4.67 h / 0 - 65 °C
9.1: tricyclohexylphosphine; potassium phosphate / palladium diacetate / toluene; water / 100 °C / Inert atmosphere
10.1: sulfuric acid / ethanol / 8 h / Reflux
11.1: pyridine / dichloromethane / 21 h / 20 °C
11.2: 2 h / 60 °C
12.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 0.25 h / 20 °C
With
pyridine; 2,2,6,6-tetramethyl-piperidine; potassium phosphate; potassium permanganate; N-Bromosuccinimide; n-butyllithium; tert.-butylnitrite; sulfuric acid; caesium carbonate; 3-chloro-benzenecarboperoxoic acid; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; copper(ll) bromide; lithium hexamethyldisilazane; tricyclohexylphosphine;
palladium diacetate; bis(dibenzylideneacetone)-palladium(0);
In
tetrahydrofuran; 1,4-dioxane; ethanol; hexane; dichloromethane; water; toluene; acetonitrile; tert-butyl alcohol;