2 -Phenyl furan-3,4-dicarboxylic acid anhydride reacted with seven aromatic compounds,of which five gave keto acids in yields of 94%-63%. The structure of the keto acid was elucidatedby reducing it to hydroxy acid and...2 -Phenyl furan-3,4-dicarboxylic acid anhydride reacted with seven aromatic compounds,of which five gave keto acids in yields of 94%-63%. The structure of the keto acid was elucidatedby reducing it to hydroxy acid and analyzing with NMR technique.展开更多
文摘2 -Phenyl furan-3,4-dicarboxylic acid anhydride reacted with seven aromatic compounds,of which five gave keto acids in yields of 94%-63%. The structure of the keto acid was elucidatedby reducing it to hydroxy acid and analyzing with NMR technique.