Multi-step reaction with 10 steps
1.1: n-butyllithium / tetrahydrofuran / 0.58 h / -78 °C
1.2: 0.58 h / -78 °C
2.1: tetrahydrofuran / 5.5 h / -78 - -40 °C
3.1: trans-bis(triphenylphosphine)palladium dichloride; cesium fluoride / N,N-dimethyl-formamide / 24 h / 85 °C
4.1: lithium aluminium tetrahydride / tetrahydrofuran / 0.08 h / 0 °C
5.1: silver carbonate / toluene / 3 h / Reflux
6.1: boric acid; water / 114 h / 20 °C
7.1: triethylamine; methanesulfonyl chloride / dichloromethane / 0.83 h / 0 °C
8.1: sodium hydride / mineral oil; N,N-dimethyl-formamide / 0.42 h / 0 °C
9.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 20 h / 40 °C
10.1: trans-bis(triphenylphosphine)palladium dichloride; 2-azatricyclo[3.3.1.13,7]dec-2-yloxidanyl / dichloromethane / 7 h / 20 °C
With
lithium aluminium tetrahydride; n-butyllithium; trans-bis(triphenylphosphine)palladium dichloride; 2-azatricyclo[3.3.1.13,7]dec-2-yloxidanyl; tetrabutyl ammonium fluoride; water; boric acid; sodium hydride; methanesulfonyl chloride; triethylamine; cesium fluoride; silver carbonate;
In
tetrahydrofuran; dichloromethane; N,N-dimethyl-formamide; toluene; mineral oil;
3.1: |Stille Cross Coupling;
DOI:10.1021/jo500795z