The first synthesis of 3-hydroxy-2-(poly
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Roman A. Irgashev; Vyacheslav Ya. Sosnovskikh; Anna A. Sokovnina; Gerd-Volker RΓΆ
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Article
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2010
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Journal of Heterocyclic Chemistry
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English
β 279 KB
## Abstract magnified image 3βHydroxyβ2β(polyfluoroalkyl)chromones were obtained in good yields via the nitrozation reaction of 2β(polyfluoroalkyl)chromanβ4βones with isopropyl nitrite in the presence of hydrochloric acid. Treatment of 3βacetoxyβ2β(trifluoromethyl)chromone with primary amines and h