Journal of Organic Chemistry p. 3814 - 3820 (1994)
Update date:2022-08-05
Topics:
Echegoyen, L.
Lawson, Raphael C.
Lopez, Ciro
Mendoza, J. de
Hafez, Yehia
Torres, T.
Treatment of 1,8-difluoroanthraquinone with aza-12-crown-4 and aza-15-crown-5 in DMF at 50 deg C affords the disubstituted anthraquinones 6 and 7 in good yields.A similar methodology has been used to prepare the lipophilic diaza-12-crown-4 anthraquinone s
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