[C:1]1([CH3:10])[CH2:6][CH2:5][CH:4]([CH:7]([CH3:9])[CH3:8])[CH2:3][CH:2]=1.C([OH:24])(C1C=CC=CC=1)C1C=CC=CC=1.ON1C(=O)C2=CC=CC=C2C1=O.O.O.O.FC(F)(F)C(C(F)(F)F)=O.FC(C1C=CC=CC=1)(F)F>C([O-])(=O)C.[Co+2].C([O-])(=O)C>[C:1]12([CH3:10])[O:24][CH:2]1[CH2:3][CH:4]([CH:7]([CH3:9])[CH3:8])[CH2:5][CH2:6]2A mixture of 3mmol of 1-p-menthene, 15mmol of benzhydrol, 0.3 mmol of N-hydroxyphthalimide, 0.0015 mmol of cobalt (II) acetate, 0.3 mmol of hexafluoroacetone trihydrate, and 3 ml of trifluoromethylbenzene was stirred at 60° C. under an oxygen atmosphere (1 atm) for 12 hours. Gas chromatographic analysis of products in a reaction mixture revealed that 1-p-menthene was converted, at a rate of 63%, into 1-p-menthene oxide (yield: 42%).
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