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A Self-Condensation Reaction of 2- and 4-Hydroxymandelamines 1

โœ Scribed by Kappe, Thomas; Armstrong, Marvin D.


Book ID
121288811
Publisher
American Chemical Society
Year
1963
Tongue
English
Weight
438 KB
Volume
28
Category
Article
ISSN
0022-3263

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1,4-diazabicyclo[2.2.2]octane-catalyzed
โœ P.Veeraraghavan Ramachandran; Michael T. Rudd; M.Venkat Ram Reddy ๐Ÿ“‚ Article ๐Ÿ“… 1999 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 223 KB

3-Butyn-2-one condenses with itself in the presence of 0.1 molar equiv of Dabco providing 80% yield of E-3-(1-buten-3-yn-2-oxy)-buten-2-one. Substitution at the acetylene terminus prevents the condensation. However, such ketones can be condensed with terminal acetylenic ketones to provide the cross