• CAS:6364-19-8

  3,9-苝酸

• CAS:1002339-79-8

  1,2-二(4-羧基苯)-1,2-二苯乙烯

• CAS:1609575-40-7

  1,2-二苯基-1,2-二(4-羧基苯)乙烯

• CAS:4479-74-7

  [2,2'-联吡啶]-6,6'-二羧酸

• CAS:6813-38-3

  2,2'-联吡啶-4,4'-二羧酸

• CAS:4433-01-6

  2,2'-联吡啶-3,3'-二羧酸

• CAS:856796-87-7

  3.​3'-​联吡啶-​5.​5'-​二羧酸

• CAS:60095-59-2

  4,4'-Bipyridinium, 1,1'-bis(4-carboxyphenyl)-, chloride (1:2)

• CAS:149558-69-0

  1,1'-Pyridine-2,6-diylbis(1H-pyrazole-3-carboxylic acid)

• CAS:3515-34-2

  2,2-联噻吩-5,5-二羧酸