Synthesis of enynones from alkynes, alkynyl ketones and aromatic aldehydes using the TiCl < inf > 4 < /inf > /Et < inf > 3 < /inf > N reagent system
Synthesis of enynones from alkynes, alkynyl ketones and aromatic aldehydes using the TiCl < inf > 4 < /inf > /Et < inf > 3 < /inf > N reagent system
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Date
2006-01-01
Authors
Periasamy, Mariappan
Karunakar, Galla V.
Bharathi, Pandi
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Abstract
Alkynyltitanium species, prepared in situ from alk-1-ynes using the TiCl4/Et3N reagent system, react with aromatic aldehydes to give enynones 2 in 49-38% yields. Reaction of alkynyl aryl ketones with aromatic aldehydes and the TiCl4/Et3N reagent gives the enynones 2 in 78-92% yields.
Description
Keywords
Alkynyl aryl ketones,
Enynones,
Titanium tetrachloride,
Triethylamine
Citation
Journal of Chemical Research