Multi-step reaction with 7 steps
1: 1H-imidazole / dichloromethane / -40 - 20 °C
2: 4,4'-di-tert-butyl-2,2'-bipyridine; (1,5-cyclooctadiene)(methoxy)iridium(I) dimer / tert-butyl methyl ether / 16 h / 100 °C / Inert atmosphere; Microwave irradiation; Sealed tube
3: sodium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,2-dimethoxyethane; water / 70 °C / Inert atmosphere
4: tetrabutyl ammonium fluoride / tetrahydrofuran / 1.5 h / 20 °C
5: potassium carbonate / N,N-dimethyl-formamide / 120 °C / Sealed tube
6: triphenylphosphine; di-isopropyl azodicarboxylate / tetrahydrofuran / 50 °C / Sealed tube
7: trifluoroacetic acid / dichloromethane / 20 °C
With
1H-imidazole; di-isopropyl azodicarboxylate; tetrabutyl ammonium fluoride; sodium carbonate; potassium carbonate; triphenylphosphine; trifluoroacetic acid;
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; (1,5-cyclooctadiene)(methoxy)iridium(I) dimer; 4,4'-di-tert-butyl-2,2'-bipyridine;
In
tetrahydrofuran; 1,2-dimethoxyethane; dichloromethane; tert-butyl methyl ether; water; N,N-dimethyl-formamide;
3: Suzuki Coupling / 6: Mitsunobu reaction;