Isonicotinic acid

Isonicotinic acid[1]
Names
IUPAC name
Pyridine-4-carboxylic acid
Other names
4-Pyridinecarboxylic acid; p-Pyridinecarboxylic acid; 4-Picolinic acid
Identifiers
55-22-1 YesY
ChEBI CHEBI:6032 YesY
ChEMBL ChEMBL1203 YesY
ChemSpider 5709 YesY
Jmol interactive 3D Image
KEGG C07446 YesY
PubChem 5922
UNII Y8SYN761TQ YesY
Properties
C6H5NO2
Molar mass 123.11 g/mol
Appearance White to off-white crystalline solid
Density Solid
Melting point 310 °C (590 °F; 583 K) (sublimes)
Related compounds
Related compounds
nicotinic acid, pyridine
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Isonicotinic acid or 4-pyridinecarboxylic acid is an organic compound with the formula C5H4N(CO2H). It is a derivative of pyridine with a carboxylic acid substituent at the 4-position. It is an isomer of picolinic acid and nicotinic acid which has the carboxyl group at the 2nd and 3rd position respectively compared to the 4-position for nicotinic acid.

Derivatives

Isonicotinic acids is a term loosely used for derivatives of isonicotinic acid. Examples include:

See also

References

  1. Isonicotinic acid at chemicalland21.com

External links

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