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Pyridinedicarboxylic acid

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Pyridinedicarboxylic acid is a group of organic compounds which are dicarboxylic derivatives of pyridine. Pyridinedicarboxylic acid comes in several isomers:

Common Name Quinolinic acid Lutidinic acid Isocinchomeronic acid Dipicolinic acid Cinchomeronic acid Dinicotinic acid
Systematic Name 2,3-pyridinedicarboxylic acid 2,4-pyridinedicarboxylic acid 2,5-pyridinedicarboxylic acid 2,6-pyridinedicarboxylic acid 3,4-pyridinedicarboxylic acid 3,5-pyridinedicarboxylic acid
Structural Formula
CAS Registry Number 89-00-9 499-80-9 100-26-5 499-83-2 490-11-9 499-81-0

All isomers share the molecular weight 167.12 g/mol and the chemical formula C7H5NO4.