Tetrahedron Letters p. 8391 - 8394 (1997)
Update date:2022-08-04
Topics:
Nirmala, Josemin K.N.
Asokan
A synthesis of 3-formyl-4-pyrones by Vilsmeier-Haack reaction of substituted benzyl methyl ketones has been reported. The reaction of benzyl ethyl ketone with chloromethyleneiminium salt gave corresponding 4-pyrone while phenoxy acetone gave N,N-dimethylamino substituted pentadienaldehyde.
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