7-Hydroxy-4-oxo-4h-chromene-2-carboxylic acid CAS 30113-83-8
| CAS No. | 30113-83-8 |
| Molecular Formula | C10H6O5 |
| Molecular Weight | 206.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 7-Hydroxy-4-oxo-4h-chromene-2-carboxylic acid.
7-Hydroxy-4-oxo-4h-chromene-2-carboxylic acid (CAS 30113-83-8) is a high-purity analytical reference standard with the molecular formula C10H6O5 and a molecular weight of 206.15 g/mol.
Based on its molecular formula C10H6O5, 7-Hydroxy-4-oxo-4h-chromene-2-carboxylic acid contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 206.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 7-Hydroxy-4-oxo-4h-chromene-2-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 | C10H6O5 |
| Molecular Weight | 206.15 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
Related Hydroxy Standards
- 3-(5-Hydroxy-1,2,4-oxadiazol-3-yl)benzoic acid (CAS 1206894-79-2)
- 9-Hydroxy-4-oxo-4H-pyrido[1,2-a]pyrimidine-3-carboxylic acid (CAS 1256643-38-5)
- 8-Hydroxy-4-oxo-4H-chromene-2-carboxylic acid (CAS 129472-71-5)
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- 6-Hydroxy-4-oxo-4h-chromene-2-carboxylic acid (CAS 14718-40-2)
- 5-Hydroxy-4-oxo-4H-chromene-3-carboxylic acid (CAS 153474-16-9)
- 5-Hydroxy-3-(2-nitrophenyl)isoxazole (CAS 1593039-90-7)
Recommended Standards
- 7-Hydroxy-2-oxo-2H-chromene-6-carboxylic acid (CAS 833-52-3)
- 7-Hydroxy-4-oxo-4H-chromene-3-carboxylic acid (CAS 71345-97-6)
- 7-Hydroxy-2-oxo-2H-chromene-4-carboxylic acid (CAS 21392-45-0)
- 7-Hydroxycoumarin-3-carboxylic Acid (CAS 779-27-1)
- 2-Chloro-1H-indole-3-carbonyl chloride (CAS 83894-17-1)
- 1-(3-Fluoro-4-methylphenyl)-3-methylbutan-1-one (CAS 1178290-52-2)
- Ethyl 3-(tert-Butyl)-1,2,4-oxadiazole-5-carboxylate (CAS 163719-73-1)
- 5-Benzylisoxazol-3-amine (CAS 1071673-21-6)
- 5-Amino-4-chloronicotinamide (CAS 1706438-61-0)
- 2-(2-Chloroethoxy)-2-methyl-propane (CAS 17229-11-7)
- 4-Amino-5-chloro-2-fluorobenzoic acid (CAS 1001346-86-6)
- 3-(2,2,2-Trifluoro-1,1-dihydroxyethyl)-4H-1-benzopyran-4-one (CAS 858369-47-8)
- 2-Chloro-n-(2,4-difluorophenyl)propanamide (CAS 392741-27-4)
- Liraglutide Impurity 28 (CAS CATO-C4X-199228)
Why CATO?
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