ChemInform Abstract: Preparative Routes to Spiroacetals Derived from Chroman-4-one (2,3- Dihydro-4H-1-benzopyran-4-one).
Abstract
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ChemInform Abstract
With a view to obtaining compounds similar to biologically interesting spiroacetals, the title compounds (III), (IV), (VI), and (VII) are prepared by intramolecular cyclization of the alcohols (I) and (V).