Multi-step reaction with 8 steps
1.1: nBuLi / diethyl ether; hexane / 1 h / -78 - -75 °C
1.2: 93 percent / diethyl ether; hexane / 1.5 h / -75 - -65 °C
2.1: 93 percent / triethylamine / CH2Cl2 / 42 h / 20 °C
3.1: 95 percent / triethylsilane; trimethylsilyl triflate / CH2Cl2 / 1 h / 20 °C
4.1: methyl triflate / acetonitrile / 0.25 h / 20 °C
4.2: NaBH4 / methanol / 0.17 h / 20 °C
4.3: AgNO3; H2O / acetonitrile / 0.17 h / 20 °C
5.1: CH2Cl2 / 48 h / 20 °C
5.2: 72 percent / DMSO; acetic anhydride / 50 h / 20 °C
6.1: 99 percent / tetrahydrofuran; diethyl ether / 2 h / -50 - -30 °C
7.1: methyl triflate / acetonitrile; CH2Cl2 / 0.25 h / 20 °C
7.2: NaBH4 / ethanol / 0.25 h / 20 °C
7.3: 81 percent / AgNO3; H2O / acetonitrile; CH2Cl2 / 0.25 h / 20 °C
8.1: 70 percent / KOH; iodine / CCl4 / 4.42 h
With
triethylsilane; potassium hydroxide; n-butyllithium; trimethylsilyl trifluoromethanesulfonate; iodine; triethylamine; methyl trifluoromethanesulfonate;
In
tetrahydrofuran; tetrachloromethane; diethyl ether; hexane; dichloromethane; acetonitrile;
DOI:10.1021/jo049406a