BASE CATALYZED CYCLIZATION OF 1-(2'-HYDROXY-PHENYL)-2-YNONES: A NEW PATHWAY TO THE CHROMONE SKELETON

DOI: 10.1016/0040-4039(90)80211-4

Source and publish data:

Tetrahedron Letters p. 2299 - 2300 (1990)

Update date:2022-08-05

Topics:

Authors:

Pflieger, Dominique

Muckensturm, Bernard

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Article abstract of DOI:10.1016/0040-4039(90)80211-4

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.

Full text of DOI:10.1016/0040-4039(90)80211-4

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