6,8-Difluoro-1-methyl-2-oxo-1,2-dihydroquinoline-4-carboxylic acid CAS 1268148-41-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1268148-41-9 |
| Molecular Formula | C11H7F2NO3 |
| Molecular Weight | 239.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6,8-Difluoro-1-methyl-2-oxo-1,2-dihydroquinoline-4-carboxylic acid (CAS 1268148-41-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H7F2NO3. Molecular weight: 239.17 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H7F2NO3 |
| Molecular Weight | 239.17 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Difluoro Standards
- Methyl 6,8-difluoro-4-oxo-1,4-dihydroquinoline-2-carboxylate (CAS 1065074-53-4)
- 7,8-Difluoro-2-methoxyquinoline-4-carboxylic acid (CAS 1125702-51-3)
- 5,8-Difluoro-1-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 1267907-33-4)
- 6,7-Difluoro-1-methyl-2-oxo-1,2-dihydroquinoline-4-carboxylic acid (CAS 1269529-65-8)
- Methyl 6,7-difluoro-4-oxo-1,4-dihydroquinoline-2-carboxylate (CAS 1282252-23-6)
- 6,8-Difluoro-4-methoxyquinoline-2-carboxylic acid (CAS 1338651-82-3)
- 6,7-Difluoro-8-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 144298-26-0)
- 6,8-Difluoro-1-methyl-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 191730-01-5)
Recommended Standards
- 5-[(2,5-Difluorophenyl)methyl]-1,2-oxazole-3-carboxylic Acid (CAS 1258503-80-8)
- (R)-2-amino-2-(3-fluoro-4-(trifluoromethoxy)phenyl)ethan-1-ol (CAS 1213874-86-2)
- 2-[2-(3,4-difluorophenyl)-1,3-oxazol-4-yl]acetic acid (CAS 1311316-26-3)
- 5-Chloro-3-methyl-3,4-dihydro-2H-[1,3'-biquinolin]-2-one (CAS 918646-16-9)
- 6-Methoxy-3-(3-methoxybenzoyl)quinolin-4(1H)-one (CAS 892291-35-9)
- Alarmine (CAS 105-10-2)
- Metopimazine Metabolite (CAS 18182-00-8)
- 2-(Pyrrolidin-1-yl)thiazole-5-carbaldehyde (CAS 900015-48-7)
- 2-(2,6-difluorophenyl)acetamide (CAS 1006608-67-8)
- Endo-38a-Pro-Exenatide trifluoroacetate salt (CAS 1678416-95-9)
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