4-Ethoxy-6-methoxyquinoline-2-carboxylic acid CAS 860720-79-2
| CAS No. | 860720-79-2 |
| Molecular Formula | C13H13NO4 |
| Molecular Weight | 247.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-Ethoxy-6-methoxyquinoline-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.
4-Ethoxy-6-methoxyquinoline-2-carboxylic acid (CAS 860720-79-2) is a high-purity analytical reference standard with the molecular formula C13H13NO4 and a molecular weight of 247.25 g/mol.
4-Ethoxy-6-methoxyquinoline-2-carboxylic acid (C13H13NO4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
Physical & Chemical Properties
| Molecular Formula | C13H13NO4 |
| Molecular Weight | 247.25 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, acetonitrile, DMSO, water (slightly soluble) |
| 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 Ethoxy Standards
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Recommended Standards
- 4-[(3,5-Dimethylisoxazol-4-yl)methoxy]benzoic acid (CAS 379250-83-6)
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- 4,5-Dimethoxy-2-(1h-pyrrol-1-yl)benzoic acid (CAS 55540-38-0)
- 4-Methyl-1,1,3-trioxothieno[3,2-d][1,2]thiazole-5-carboxylic acid (CAS 731802-17-8)
- 4,5-Dimethyl-2-(trimethylsilyl)phenyl trifluoromethanesulfonate (CAS 458566-99-9)
- 1-(6-Methyl-5-phenylthieno[2,3-d]pyrimidin-4-yl)piperidin-4-amine (CAS 660836-09-9)
- 4-Methyl-2-(methylsulfanyl)benzoic acid (CAS 24852-73-1)
- 2,3-Dihydro-3-(1H-indol-3-ylmethylene)-2-oxo-1H-indole-5-sulfonamide (CAS 181223-16-5)
- 3'-Fluoro-[1,1'-biphenyl]-3-amine hydrochloride (CAS 1210215-22-7)
- Sodium S-benzyl sulfurothioate (CAS 6313-36-6)
- 1-(2-Amino-6-chlorophenyl)-2,2,2-trifluoroethanone (CAS 1414959-24-2)
- Argatroban Impurity 8 (CAS 79199-61-4)
- (R)-4-(Benzyloxy)-2-methylbutanoic acid (CAS 86227-43-2)
- Semaglutide impurity 28 (CAS CATO-C4X-222628)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com