1: Jones reagent 3: B2H6, H2O2 4: Jones reagent 5: SOCl2 6: 83 percent / diethyl ether / 1.) 0 deg C, 1 h; 2.) r.t., overnight 7: 83 percent / CuSO4 / toluene / 30 h / Heating 8: LiAlH4 9: pyridine 10: 60 percent / potassium t-butoxide / dimethylsulfoxide / Ambient temperature View Scheme