Multi-step reaction with 12 steps
1: palladium diacetate; sodium carbonate / 1,2-dimethoxyethane; water / 3 h / Inert atmosphere; Reflux
2: sodium tetrahydroborate; ethanol / 1 h / 20 °C / Cooling with ice
3: phosphorus tribromide / diethyl ether / 1.5 h / 20 °C / Cooling with ice
4: copper(l) iodide; tetra-(n-butyl)ammonium iodide; potassium carbonate / acetonitrile / 4 h / 40 °C / Inert atmosphere
5: triethylamine / N,N-dimethyl-formamide / 3 h / 70 °C / Inert atmosphere
6: trifluoroacetic acid / dichloromethane / 2 h / 20 °C
7: tetraethoxy orthosilicate / methanol / 5 h / Reflux
8: N,N-dimethyl-formamide / 4 h / 140 °C
9: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetonitrile / 1 h / 20 °C
10: sodium tetrahydroborate; methanol / 0.5 h
11: thionyl chloride / dichloromethane / 1 h / Cooling with ice
12: potassium carbonate; potassium iodide / acetonitrile / 1 h / Reflux
With
methanol; sodium tetrahydroborate; copper(l) iodide; thionyl chloride; tetraethoxy orthosilicate; ethanol; palladium diacetate; phosphorus tribromide; tetra-(n-butyl)ammonium iodide; sodium carbonate; potassium carbonate; 1,8-diazabicyclo[5.4.0]undec-7-ene; triethylamine; trifluoroacetic acid; potassium iodide;
In
methanol; 1,2-dimethoxyethane; diethyl ether; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;