I(C1C=CC=CC=1C(O)=O)(=O)=O.[N+:13]([C:16]1[CH:17]=[C:18]([CH2:22][CH2:23][OH:24])[CH:19]=[CH:20][CH:21]=1)([O-:15])=[O:14]>O1CCCC1>[N+:13]([C:16]1[CH:17]=[C:18]([CH2:22][CH:23]=[O:24])[CH:19]=[CH:20][CH:21]=1)([O-:15])=[O:14]90 mmol of iodoxybenzoic acid are added to 60 mmol of 2-(3-nitrophenyl)ethanol in 300 ml of tetrahydrofuran. The reaction mixture is heated at reflux for 4 hours, then cooled and filtered. The filtrate is concentrated to yield the expected compound.
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