Tetrahedron Letters p. 3509 - 3512 (1989)
Update date:2022-08-05
Topics:
Venkataraman, Hemalatha
Cha, Jin K.
The scope and mechanism of a remarkably facile interconversation between 4,6-dialkoxy-3-alkyl-2-pyrones and their corresponding 5-alkyl isomers is described.The preponderance of the latter over the former is rationalized by the stereoelectronic conformational preference of the C4-alkoxy group.
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(1989)
