Multi-step reaction with 6 steps
1: bis(ethylene)rhodium acetylacetonate; (R)-2,2'-bis(diphenylphosphanyl)-1,1'-binaphthyl / 1,4-dioxane; water / 3 h / Inert atmosphere; Reflux
2: sodium cyanoborohydride; acetic acid / methanol / 20 °C / Inert atmosphere
3: N-ethyl-N,N-diisopropylamine / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2 / N,N-dimethyl-formamide / 70 °C / Inert atmosphere
4: potassium hydroxide; water / ethanol; tetrahydrofuran / 20 °C
5: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 2 h / 20 °C / Inert atmosphere
6: triethylamine / dichloromethane / 1 h / 20 °C / Inert atmosphere
With
oxalyl dichloride; water; sodium cyanoborohydride; acetic acid; triethylamine; N-ethyl-N,N-diisopropylamine; potassium hydroxide;
dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; bis(ethylene)rhodium acetylacetonate; (R)-2,2'-bis(diphenylphosphanyl)-1,1'-binaphthyl; N,N-dimethyl-formamide;
In
tetrahydrofuran; 1,4-dioxane; methanol; ethanol; dichloromethane; water; N,N-dimethyl-formamide;