• CAS:38841-00-8

  (1α,2α,3β,4β)-1,2,3,4-Cyclobutanetetraca rboxylic acid

• CAS:69934-86-7

  Cobaltate(4-),[29H,31H-phthalocyanine-2,9,16,23-tetracarboxylato(6-)-kN29,kN30,kN31,kN32]-, hydrogen (1:4), (SP-4-1)-

• CAS:2392973-69-0

  2-fluoro-[1,1:4,1"-terphenyl]-3,3",5,5"-tetracarboxylic acid

• CAS:304689-02-9

  1,3-Benzenedicarboxylic acid, 5,5'-(5,7-dihydro-1,3,5,7-tetraoxobenzo[1,2-c:4,5-c']dipyrrole-2,6(1H,3H)-diyl)bis-

• CAS:1809900-82-0

  1,3-Benzenedicarboxylic acid, 5,5'-[2,2'-bipyridine]-5,5'-diylbis-

• CAS:2225892-57-7

  4,4,4",4"-(pyrene-1,3,6,8-tetrayl)tetrakis(3-aminobenzoic acid)

• CAS:1446419-86-8

  5-[[Bis(carboxymethyl)amino]methyl]-1,3-benzenedicarboxylic acid

• CAS:171408-78-9

  9,9'-Spirobi[9H-fluorene]-2,2',7,7'-tetracarboxylic acid

• CAS:1872263-31-4

  9H-Carbazole-3,6-dicarboxylic acid, 9-(3,5-dicarboxyphenyl)-

• CAS:1840869-92-2

  1,3-Benzenedicarboxylic acid, 5,5′-(2,1,3-benzoselenadiazole-4,7-diyl)bis-