N. Y. Lisovenko, A. V. Dryahlov, M. V. Dmitriev
Sep 28, 2016
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0
Influential Citations
2
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Journal
Russian Journal of Organic Chemistry
Abstract
Three-component synthesis from 5-aryl-4-(quinoxalin-2-yl)furan-2,3-diones, acetylenedicarboxylic acid dimethyl ester, and triphenylphosphine afforded methyl esters of 1,6-dioxaspiro[4.4]nona-3,7-diene-4-carboxylic and 4H-furo[3,2-c]pyran-3-carboxylic acids.