Multi-step reaction with 4 steps
1: triethylamine / dichloromethane / 16 h / 0 - 20 °C / Inert atmosphere
2: potassium carbonate / N,N-dimethyl-formamide / 3 h / 100 °C / Inert atmosphere
3: hydrogenchloride / water; tetrahydrofuran / 4 h / Reflux; Inert atmosphere
4: (R)-(+)-2,2'-bis(diphenylphosphanyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl; bis(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate; hydrogen / dichloromethane / 16 h / 80 °C / Inert atmosphere; Schlenk technique
With
hydrogenchloride; bis(1,5-cyclooctadiene)rhodium(I) tetrafluoroborate; hydrogen; potassium carbonate; triethylamine; (R)-(+)-2,2'-bis(diphenylphosphanyl)-5,5',6,6',7,7',8,8'-octahydro-1,1'-binaphthyl;
In
tetrahydrofuran; dichloromethane; water; N,N-dimethyl-formamide;
DOI:10.1021/ol3027158