[N+:1]([C:4]1[CH:9]=[CH:8][C:7]([N+:10]([O-:12])=[O:11])=[CH:6][C:5]=1F)([O-:3])=[O:2].CO[C:16]1[C:21]([CH3:22])=[C:20]([CH3:23])[C:19](OC)=[CH:18][C:17]=1[OH:26]>>[N+:1]([C:4]1[CH:9]=[CH:8][C:7]([N+:10]([O-:12])=[O:11])=[CH:6][C:5]=1[O:26][C:17]1[CH:18]=[CH:19][C:20]([CH3:23])=[C:21]([CH3:22])[CH:16]=1)([O-:3])=[O:2]The process was carried out as described in point 5.4 above, using 0.293 g (1.575 mmol) of 2,5-dinitrofluorobenzene and 0.287 g (1.575 mmol) of 2,5-dimethoxy-3,4-dimethylphenol. The title product was obtained in the form of an orange solid (0.415 g, 76%) after column chromatography using, as eluent, an 85:15 mixture of light mineral spirit (60-80° C.):ethyl acetate.
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