Journal of Organic Chemistry p. 4676 - 4681 (1988)
Update date:2022-07-30
Topics:
Hauser, Frank M.
Baghdanov, Vaceli M.
A new, general route to benzopyran-1-ones 33 from phthalaldehydic acids 27 and nitroalkanes 28 is described.The sequence permits strightforward variation of both the 3-substituent and the pattern of functionalization on the aromatic ring of the benzopyran
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