8-Methoxy-2-phenylquinoline-4-carboxylic Acid CAS 489-75-8
| CAS No. | 489-75-8 |
| Molecular Formula | C17H13NO3 |
| Molecular Weight | 279.29 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.
8-Methoxy-2-phenylquinoline-4-carboxylic Acid (CAS 489-75-8) is a high-purity analytical reference standard with the molecular formula C17H13NO3 and a molecular weight of 279.29 g/mol.
Structurally, 8-Methoxy-2-phenylquinoline-4-carboxylic Acid (C17H13NO3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 279.29 g/mol, it falls into the medium-molecular-weight range. 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).
As a certified reference material (CRM), 8-Methoxy-2-phenylquinoline-4-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 | C17H13NO3 |
| Molecular Weight | 279.29 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
Related Methoxy Standards
- 2-(4-Methoxy-6-methyl-5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-g]isoquinolin-5-yl)acetic acid (CAS 100719-12-8)
- 1-[4-(3-Methoxy-4-nitrophenyl)-1-piperazinyl]ethanone (CAS 1116229-11-8)
- 3-Methoxy-6-(6-phenoxypyridin-3-yl)pyridazine (CAS 1333222-26-6)
- 7-Methoxy-2-phenylquinoline-4-carboxylic Acid (CAS 174636-63-6)
- 2-(4-Methoxy-phenyl)-quinoline-4-carboxylic acid (CAS 4364-02-7)
- 3-Methoxy-2-phenylquinoline-4-carboxylic acid (CAS 41957-64-6)
- 3-Methoxy-4-[2-(morpholin-4-yl)-2-oxoethoxy]benzaldehyde (CAS 31438-76-3)
- 5-Methoxy-4-phenoxy-2-(pyridin-2-yl)pyrimidine (CAS 338771-21-4)
Recommended Standards
- 8-(Benzyloxy)quinoline-7-carboxylic acid (CAS 630414-70-9)
- 9-Phenyl-2,3-dihydro-[1,4]dioxino[2,3-g]quinolin-7-ol (CAS 303794-09-4)
- 7-(Benzyloxy)quinoline-3-carboxylic acid (CAS 474659-30-8)
- Aristololactam BII (CAS 53948-09-7)
- 2-(Dimethylamino)butanoic acid hydrochloride (CAS 1394040-12-0)
- 5H,8H-imidazo[1,2-b]pyridazin-8-one (CAS 1376761-89-5)
- 4-Chloro-3-methoxyphenol (CAS 18113-07-0)
- 4-prop-2-ynyltetrahydropyran (CAS 1393576-68-5)
- 8,8-Dimethyl-2-oxo-1,2,5,6,7,8-hexahydro-quinoline-3-carboxylic acid (CAS 1145748-43-1)
- N-Methyl-1H-imidazo[4,5-c]pyridin-4-amine (CAS 98858-10-7)
- H-N-Me-Trp-OH.HCl (CAS 5965-27-5)
- 2-(2-Chloro-3-pyridyl)acetonitrile (CAS 101012-32-2)
- 4-Bromo-5-nitro-1h-pyrrole-2-carboxylic acid (CAS 1146289-91-9)
- Peptide YY (canine, mouse, porcine, rat) trifluoroacetate salt (CAS 81858-94-8)
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