2-Oxo-1,2-dihydroquinoline-7-carboxylic acid CAS 320349-89-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 320349-89-1 |
| Molecular Formula | C10H7NO3 |
| Molecular Weight | 189.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Oxo-1,2-dihydroquinoline-7-carboxylic acid (CAS 320349-89-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C10H7NO3. Molecular weight: 189.17 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
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.) | 2025 |
| Nitrogen Atoms | 1 |
Related Oxo Standards
- 5-Oxo-1,5-dihydroquinoline-2-carboxylic acid (CAS 1026370-58-0)
- 4-Oxo-1,4-dihydroquinoline-6-carboxylic acid (CAS 1065092-81-0)
- 4-Oxo-1,4-dihydroquinoline-7-carboxylic acid (CAS 948573-55-5)
- 4-Oxo-1,4-dihydroquinoline-2-carboxylic acid (CAS 13593-94-7)
- Methyl 1,2-dihydroquinoline-3-carboxylate (CAS 916908-77-5)
- methyl 1,4-dihydroquinoline-3-carboxylate (CAS 53936-94-0)
- 1-Methyl-1,4-dihydroquinoline-3-carboxamide (CAS 20224-92-4)
- 2-Oxo-1,2-dihydroquinoline-3-carbaldehyde oxime (CAS 56682-66-7)
Recommended Standards
- 2-Oxo-1,2-dihydro-1,8-naphthyridine-3-carboxamide (CAS 60467-74-5)
- 2-Oxo-2H-quinolizine-3-carboxylic acid (CAS 19946-03-3)
- 2-Methylisoquinoline-1,3,4(2H)-trione (CAS 21640-33-5)
- Ethyl 2-Methylpiperidine-4-carboxylate (CAS 77935-98-9)
- 2-(Aminomethyl)-4-(difluoromethyl)-5-methylpyridine-3-carboxylic acid (CAS 1805130-38-4)
- 1-(Naphthalen-2-yl)but-3-yn-1-ol (CAS 127559-60-8)
- 0385AD 1-[4-Fluoro-2-(methylsulfonyl)phenyl]-3-methylpiperazine hydrochloride 1185300-08-6 C12H18ClFN2O2S (CAS 1185300-08-6)
- 2-Cyclopentyl-3-(2-methoxyphenyl)-1-oxo-1,2,3,4-tetrahydroisoquinoline-4-carboxylic acid (CAS 385383-40-4)
- Methyl 2-(4-(3-thienyl)phenyl)propionate (CAS 108912-17-0)
- Semaglutide impurity 68 (CAS CATO-C4X-222668)
Why CATO?
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