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Studies on the Reactions of 4-Ethoxycarbonyl-5-phenyl-2,3-dihydro-2,3- furandione with Some NH Nucleophiles
Cyclic oxalyl compounds quinoxaline pyrimidine benzoylmalonic acid oxazine pyrazole carboxylic acid
2010/4/20
4-Ethoxycarbonyl-5-phenyl-2,3-dihydro-2,3-furandione 1 was reacted with o-phenylenediamine, substituted ureas and methylcarbamate or acetamide to give quinoxaline 2, pyrimidine 3 and benzoylmalonic ac...