Multi-step reaction with 9 steps
1: 100 percent / thionyl chloride / benzene / 1.5 h / Ambient temperature
2: dimethylsulfoxide / 120 h / 45 °C
3: potassium tert-butoxide / dimethylsulfoxide; tetrahydrofuran / 0.17 h / -12 °C
4: aq. oxalic acid / tetrahydrofuran / 1 h / Heating
5: pertrifluoroacetic acid, Na2HPO4 / CH2Cl2
6: 10 percent / aq. KMnO4 / acetone / 3 h
7: 1.) triethylamine, diphenylphosphoryl azide, 2.) water / 1.) benzene, reflux, 1 h, 2.) reflux, 30 min
8: 1.) acetic anhydride, 2.) methanolic K2CO3 / 1.) 120 - 125 deg C, 2 h, 2.) room temperature, 21 h
9: 88 percent / activated manganese oxide / CHCl3 / 2 h
With
manganese oxide; potassium permanganate; disodium hydrogenphosphate; thionyl chloride; diphenylphosphoranyl azide; potassium tert-butylate; water; oxalic acid; acetic anhydride; potassium carbonate; triethylamine; trifluoroacetic acid;
In
tetrahydrofuran; dichloromethane; chloroform; dimethyl sulfoxide; acetone; benzene;
DOI:10.1021/ja00366a028