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Stereoselective Synthesis of 2,2,6,6-Tetrasubstituted Tetrahydropyrans

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2002

Year

Abstract

A new entry to the synthesis of 3-hydroxy-2,2,6,6-tetrasubstituted tetrahydropyrans has been achieved, avoiding problems encountered in the use of double bond assisted endo-tet cyclization reactions. These compounds are precursors of β-pyrones present in antiviral compounds.