7-Fluoro-4-methyl-2-oxo-2H-1-benzopyran-3-carboxylic acid CAS 536741-68-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 536741-68-1 |
| Molecular Formula | C11H7FO4 |
| Molecular Weight | 222.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Fluoro-4-methyl-2-oxo-2H-1-benzopyran-3-carboxylic acid (CAS 536741-68-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H7FO4. Molecular weight: 222.17 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H7FO4 |
| Molecular Weight | 222.17 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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.) | 1984 |
| Halogen Content | F-containing |
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- 6-Fluoro-4-hydroxy-2-methyl-3-nitroquinoline (CAS 1203578-88-4)
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- 5-(4-Fluoro-3-methylphenyl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 1339786-83-2)
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- 5-(5-Fluoro-2-methylphenyl)-1,2,4-oxadiazole-3-carboxylic acid (CAS 1342419-96-8)
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Recommended Standards
- 7-(Trifluoromethyl)quinoline-3-carbonitrile (CAS 71083-48-2)
- 8-(Trifluoromethyl)quinoline-4-carbonitrile (CAS 2055119-28-1)
- 6-Fluoro-4-methoxycarbonyl-3-indazolecarboxaldehyde (CAS 885521-85-7)
- trans-1'-(Methylsulfonyl)spiro[cyclohexane-1,3'-indoline]-4-carboxylic acid (CAS 268538-56-3)
- Butyl (8-methylnonyl) phthalate (CAS 42343-36-2)
- 2-[(pyridin-2-ylmethyl)amino]acetonitrile (CAS 63086-29-3)
- 2-Chloro-N-(2-(N-cyclopropylacetamido)cyclohexyl)acetamide (CAS 1353958-13-0)
- Eldecalcitol Impurity 13 (CAS CATO-C4X-214013)
- Ruxolitinib impurity 50 (CAS CATO-C4X-205850)
- [D-His]-Semaglutide B (x TFA Salt) (CAS CATO-C4X-2226117)
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 13829788188 / jacky.chen@cato-chem.com