Isonicotinic acid
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| Names | |||
|---|---|---|---|
| Preferred IUPAC name
Pyridine-4-carboxylic acid | |||
| Other names
Isonicotinic acid 4-Pyridinecarboxylic acid p-Pyridinecarboxylic acid 4-Picolinic acid | |||
| Identifiers | |||
55-22-1  | |||
| 3D model (Jmol) | Interactive image | ||
| ChEBI | CHEBI:6032 | ||
| ChEMBL | ChEMBL1203 | ||
| ChemSpider | 5709 | ||
| ECHA InfoCard | 100.000.208 | ||
| KEGG | C07446 | ||
| PubChem | 5922 | ||
| UNII | Y8SYN761TQ | ||
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| 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
- ↑ Isonicotinic acid at chemicalland21.com
External links
- Isonicotinic Acids at the US National Library of Medicine Medical Subject Headings (MeSH)
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