Tetrahedron Letters p. 2299 - 2300 (1990)
Update date:2022-08-05
Topics:
Pflieger, Dominique
Muckensturm, Bernard
2-n-Butyl chromone is synthesized by an efficient method starting from salicylaldehyde.The key step uses cyclization of an aromatic hydroxy-ynone.Some sensitive intermediates need to be protected as methylthiomethyl-ethers.
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