• CAS:684216-81-7

  4,​4',​4'',​4''',​4'''',​4'''''-​(1,​2,​3,​4,​5,​6-​benzenehexaylhexa-​2,​1-​ethynediyl)​hexakis-Benzoic acid

• CAS:1119196-00-7

  [1,​1':4',​1''-​Terphenyl]​-​3,​3'',​5,​5''-​tetracarboxylic acid, 2',​3',​5',​6'-​tetrafluoro-

• CAS:1816997-25-7

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

• CAS:2022152-71-0

  5-​[4'-​(pyridin-​4-​yl)​phenyl]​isophthalic acid

• CAS:43015-44-7

  3,6-dimethyl-2,5-Pyrazinedicarboxylic acid

• CAS:1632402-15-3

  4,4',4'',4'''-(methanetetrayltetra-4,1-phenylene)tetrakis-Phosphonic acid

• CAS:1215861-81-6

  2-Ethynylterephthalic acid

• CAS:1860824-55-0

  2,​2',​4,​4'-​quaterphenyl tetracarboxylic acid

• CAS:114274-39-4

  5-(benzyloxy)isophthalic acid

• CAS:1250980-10-9

  [1,​1':3',​1''-​Terphenyl]​-​4,​4''-​dicarboxylic acid, 5'-​bromo-