2-Hydroxy-5,8-dimethylquinoline-3-carboxylic acid CAS 436087-34-2
| CAS No. | 436087-34-2 |
| Molecular Formula | C12H11NO3 |
| Molecular Weight | 217.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Hydroxy-5,8-dimethylquinoline-3-carboxylic acid (CAS 436087-34-2), a certified reference material (molecular formula C12H11NO3, MW 217.22 g/mol) for analytical method development and quality control.
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 2-Hydroxy-5,8-dimethylquinoline-3-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 217.22 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
As a certified reference material (CRM), 2-Hydroxy-5,8-dimethylquinoline-3-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H11NO3 |
| Molecular Weight | 217.22 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 chloroform, dichloromethane, ethyl acetate, 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.) | 2025 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
- Methyl 3-hydroxy-2-methylquinoline-4-carboxylate (CAS 104179-54-6)
- 2-Hydroxy-1-(2-methoxyquinolin-3-yl)ethan-1-one (CAS 1125845-79-5)
- Methyl 4-hydroxy-2-methylquinoline-7-carboxylate (CAS 1150618-19-1)
- Methyl 1-hydroxy-3-methylisoquinoline-7-carboxylate (CAS 1264209-77-9)
- 3-Hydroxy-3-(quinolin-6-yl)propanoic acid (CAS 1343016-11-4)
- Methyl 3-hydroxy-4-(1H-pyrrol-1-yl)benzoate (CAS 1346498-99-4)
- Methyl 2-hydroxy-2-(quinolin-3-yl)acetate (CAS 1479466-07-3)
- 2-Hydroxy-3-(quinolin-4-yl)propanoic acid (CAS 1492805-64-7)
Recommended Standards
- 2-Hydroxy-5,7-dimethylquinoline-3-carboxylic acid (CAS 436087-35-3)
- 2-Hydroxy-6,8-dimethylquinoline-3-carboxylic acid (CAS 436087-33-1)
- 2-Hydroxy-3-(quinolin-2-yl)propanoic acid (CAS 458561-90-5)
- 2-Hydroxy-7,8-dimethylquinoline-3-carboxylic acid (CAS 436087-32-0)
- 5-Phenyl-1,6a-dihydropyrrolo[3,4-d][1,2,3]triazole-4,6(3aH,5H)-dione (CAS 34314-69-7)
- TL4830031 (CAS 2084107-15-1)
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