Multi-step reaction with 5 steps
1.1: bis(pinacol)diborane; 4,4'-di-tert-butyl-2,2'-bipyridine; (1,5-cyclooctadiene)(methoxy)iridium(I) dimer / 1,4-dioxane / 16 h / 85 °C / Inert atmosphere
1.2: 16 h / 0 - 20 °C
2.1: potassium carbonate / N,N-dimethyl-formamide / 16 h / 90 °C
3.1: trifluoroacetic acid / dichloromethane / 1.5 h
4.1: triethylamine; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide / 2-methyltetrahydrofuran / 21 h
5.1: trifluoroacetic acid / dichloromethane / 20 °C
With
(1,5-cyclooctadiene)(methoxy)iridium(I) dimer; potassium carbonate; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; triethylamine; trifluoroacetic acid; bis(pinacol)diborane; 4,4'-di-tert-butyl-2,2'-bipyridine;
In
2-methyltetrahydrofuran; 1,4-dioxane; dichloromethane; N,N-dimethyl-formamide;