Three-component reaction of 5-aryl-4-(quinoxalin-2-yl)-furan-2,3-diones, acetylenedicarboxylic acid dimethyl ester, and triphenylphosphine

Autor: A. V. Dryahlov, Maksim V. Dmitriev, N. Yu. Lisovenko
Rok vydání: 2016
Předmět:
Zdroj: Russian Journal of Organic Chemistry. 52:1183-1187
ISSN: 1608-3393
1070-4280
Popis: 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.
Databáze: OpenAIRE