| 英文名称: | | 1,2,4,5-benzenetetracarboxylic acid,1,4-diethylester,cpd. w,4'-[[1,1'- | | 1,2,4,5-benzenetetracarboxylic acid, diethyl ester, compd. with 4,4'-[[1,1'-bip | | henyl]-2,5-diylbis(oxy)]bis[benzenamine], reaction products with phthalic anhyd | | 1,2,4,5-benzenetetracarboxylic acid, diethyl ester, |
|
