5-Hydroxyquinoline-3-carboxylic acid CAS 911108-90-2
| CAS No. | 911108-90-2 |
| Molecular Formula | C10H7NO3 |
| Molecular Weight | 189.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C10H7NO3, 5-Hydroxyquinoline-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 189.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
CATO supplies 5-Hydroxyquinoline-3-carboxylic acid (CAS 911108-90-2), a certified reference material (molecular formula C10H7NO3, MW 189.17 g/mol) for analytical method development and quality control.
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 5-Hydroxyquinoline-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 | C10H7NO3 |
| Molecular Weight | 189.17 g/mol |
| Appearance | Pale yellow to 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 |
| 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.) | 1987 |
| Nitrogen Atoms | 1 |
Related Hydroxyquinoline Standards
- 7-Hydroxyquinoline-4-carboxylic acid (CAS 1017969-32-2)
- 6-Hydroxyquinoline-3-carboxylic acid (CAS 1137826-05-1)
- 7-Hydroxyquinoline-8-carboxylic acid (CAS 1146298-53-4)
- 4-Hydroxyquinoline-7-carboxylic acid (CAS 1150618-22-6)
- 3-Hydroxyquinoline-4-carboxylic acid (CAS 118-13-8)
- 7-Hydroxyquinoline-6-carboxylic acid (CAS 1227608-04-9)
- 3-Hydroxyquinoline-6-carboxylic acid (CAS 1233244-78-4)
- 6-Hydroxyquinoline-7-carboxylic acid (CAS 1261434-11-0)
Recommended Standards
- 5-Hydroxyisoquinoline-1-carboxylic acid (CAS 90800-37-6)
- 5-Methoxyisoquinoline-7,8-dione (CAS 86433-70-7)
- 5-Acetylindoline-2,3-dione (CAS 405508-56-7)
- 5-nitroisoquinolin-1-amine (CAS 98410-86-7)
- 12-Hydroxy-4,7,10-tert-butyl trioxadodecanoate (CAS 186020-66-6)
- (8-Amino-2,3-dihydrobenzo[b][1,4]dioxin-5-yl)dimethylphosphine oxide (CAS 2903924-44-5)
- 3-Fluoro-4-(thiazolidin-3-yl)benzaldehyde (CAS 1774893-70-7)
- Nor Ecgonine Methyl Ester (CAS 60343-23-9)
- 4-Chloro-2-(3-chlorophenyl)-5-(piperazin-1-yl)pyridazin-3(2H)-one (CAS 449778-66-9)
- 3-(4-Bromophenyl)-1-ethylpiperazine (CAS 1248907-54-1)
- (R)-6-(hydroxymethyl)-4-methylmorpholin-3-one (CAS 1268522-11-7)
- 3,3-Difluoropyrrolidine (CAS 163457-23-6)
- 3-(3-Hydroxyprop-1-yn-1-yl)phenol (CAS 151057-25-9)
- Endo-Pro36-Tirzepatide (CAS CATO-CPTD788688)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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