[C:1]1([CH2:7][CH2:8][CH2:9][CH:10]=[CH2:11])[CH:6]=[CH:5][CH:4]=[CH:3][CH:2]=1.ClC1C=CC=C(C(OO)=[O:20])C=1>ClCCl>[C:1]1([CH2:7][CH2:8][CH2:9][CH:10]2[CH2:11][O:20]2)[CH:6]=[CH:5][CH:4]=[CH:3][CH:2]=15-Phenylpent-1-ene (14.2 g, 0.0973 mol) and m-chloroperbenzoic acid (16.79 g, 0.0973 mol) in dichloromethane (300 ml) was stirred at room temperature for 4 hours. The solution was washed with saturated aqueous sodium hydrogen carbonate solution and dried (MgSO4). The solvent was evaporated off under reduced pressure to give an oil which was distilled to give 2-(3-phenylpropyl)oxirane (b.p. 85° C., 0.4 mm.Hg).
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