80415-66-3Relevant articles and documents
Base-catalyzed Cycloaddition on 3-Carbethoxy-6-chlorocoumarin - Synthesis of 10-Substituted 2-Chloro-6a,7,8,9,10,10a-hexahydro-6H-dibenzopyran-6,7,9-triones, 1-Substituted 9-Chloro-1,2,3,4,4a,10a-hexahydro-5H-benzopyranopyridine-2,4,5-trion
Hassan, M. A.,El-Borai, M.,Elwy, A. M.
, p. 815 - 816 (2007/10/02)
The base-catalyzed cycloaddition of acetylacetone, ethyl acetoacetate, ethyl cyanoacetate, ethyl phenylacetate and some ketones such as acetone, methyl ethyl ketone and cyclohexanone on 3-carbethoxy-6-chlorocoumarin at elevated temperatures gives the corr