98909-79-6Relevant articles and documents
Addition of Aldehydes to Activated Double Bonds, XXXVI. Syntheses and Reactions of 3-Acyl-1,5-dicarbonyl Compounds
Stetter, Hermann,Simons, Leo
, p. 3172 - 3187 (2007/10/02)
Thiazolium salt-catalyzed addition of aldehydes to the 2-methylene-1,4-ketoketals 6-10 and to the unsaturated 2-(alkoxycarbonyl)-1,5-ketoketals 21-24 leads to 3-acyl-1,5-dicarbonyl compounds 30-41.Furthermore, the 4- and 5-(2-oxoalkyl)-2-cyclopenten-1-one