6-Hydroxy-2-oxo-1,2-dihydropyridine-3-carboxylic acid CAS 10357-91-2
| CAS No. | 10357-91-2 |
| Molecular Formula | C6H5NO4 |
| Molecular Weight | 155.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 6-Hydroxy-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 10357-91-2), a certified reference material (molecular formula C6H5NO4, MW 155.11 g/mol) for analytical method development and quality control.
Based on its molecular formula C6H5NO4, 6-Hydroxy-2-oxo-1,2-dihydropyridine-3-carboxylic acid contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 155.11 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 6-Hydroxy-2-oxo-1,2-dihydropyridine-3-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H5NO4 |
| Molecular Weight | 155.11 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- 3-Hydroxy-2-oxo-1,2-dihydropyridine-4-carboxylic acid (CAS 1174332-60-5)
- 1-Hydroxy-2-oxo-1,2-dihydropyridine-4-carboxylic acid (CAS 119736-22-0)
- 5-Hydroxy-2-oxo-1,2-dihydropyridine-4-carboxylic acid (CAS 132829-86-8)
- (E)-3-(3-hydroxy-1H-1,2,4-triazol-5-yl)acrylic acid (CAS 1394306-92-3)
- N-Hydroxy-3-oxo-3,4-dihydropyrazine-2-carboxamide (CAS 185949-08-0)
- 5-Hydroxy-4-oxo-1,4-dihydropyridine-3-carboxylic acid (CAS 1909302-71-1)
- 1-Hydroxy-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 202118-70-5)
- 1-Hydroxy-6-oxo-1,6-dihydropyridine-2-carboxylic acid (CAS 94781-89-2)
Recommended Standards
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