• CAS:53159-92-5

  1,2,3,4-Cyclobutanetetracarboxylic acid

• CAS:1931172-14-3

  5',5''-Bis(4-carboxyphenyl)-4'',6'-dimethoxy-[1,1':3',1'':3'',1'''-quaterphenyl]-4,4'''-dicarboxylic acid

• CAS:1585236-32-3

  5,5'-(5,6,12,13-tetrachloro-1,3,8,10-tetraoxo-1,3,8,10-tetrahydroanthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-2,9-diyl)diisophthalic acid

• CAS:2439202-98-7

  9H-Carbazole-3,6-dicarboxylic acid, 9,9′-[1,4-phenylenebis(methylene)]bis-

• CAS:1433189-29-7

  5′-(Trifluoromethyl)[1,1′:3′,1′′-terphenyl]-3,3′′,5,5′′-tetracarboxylic acid

• CAS:2264050-57-7

  Pyridinium, 1,1′-[1,4-phenylenebis(methylene)]bis[3,5-dicarboxy-

• CAS:1403744-65-9

  5,5′-(1H-1,2,3-Triazole-1,4-diyl)bis[1,3-benzenedicarboxylic acid]

• CAS:35638-19-8

  3,3′-[[2,2-Bis[(2-carboxyethoxy)methyl]-1,3-propanediyl]bis(oxy)]bis[propanoic acid]

• CAS:2725120-95-4

  1,4-Benzenedicarboxylic acid, 2,2′-oxybis-

• CAS:54201-52-4

  1,3,5,7-Naphthalenetetracarboxylic acid