6-Chloro-7-fluorobenzofuran-2-carboxylic acid CAS 2137767-53-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2137767-53-2 |
| Molecular Formula | C9H4ClFO3 |
| Molecular Weight | 214.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 6-Chloro-7-fluorobenzofuran-2-carboxylic acid (CAS 2137767-53-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H4ClFO3. Molecular weight: 214.58 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H4ClFO3 |
| Molecular Weight | 214.58 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | F/Cl-containing |
Related Chloro Standards
- 5-Chloro-6-fluoro-3-hydroxy-1,8-naphthyridin-2(1H)-one (CAS 1159706-42-9)
- 8-Chloro-4-fluoro-3-hydroxy-1,6-naphthyridin-2(1H)-one (CAS 1228009-58-2)
- 4-Chloro-5-fluoro-7-azaindole-6-carboxylic acid (CAS 1246088-38-9)
- 5-(4-Chloro-2-fluorophenyl)-3H-1,3,4-oxadiazol-2-one (CAS 1342016-50-5)
- 3-(3-chloro-4-fluorophenyl)-4,5-dihydro-1,2,4-oxadiazol-5-one (CAS 1343830-70-5)
- 4-Chloro-6-fluoropyrrolo[1,2-b]pyridazine-3-carboxylic acid (CAS 1416438-50-0)
- 5-Chloro-7-fluoro-1-benzofuran-3-carboxylic acid (CAS 1508825-77-1)
- 5-Chloro-6-fluoro-1-benzofuran-2-carboxylic acid (CAS 1781859-25-3)
Recommended Standards
- 6-Chloro-3-fluoroimidazo[1,2-a]pyridine-2-carboxylic acid (CAS 937600-35-6)
- 6-Chloro-8-fluoroquinazoline-2,4(1H,3H)-dione (CAS 2748632-77-9)
- 3-Chloro-6-fluoro-1H-indazole-4-carboxylic acid (CAS 885521-97-1)
- (3R)-3-(3-methoxyphenyl)-N,N,2-trimethylpentan-1-amine (Hydrochloride) (CAS 1415566-76-5)
- 2,4-Bis(trifluoromethyl)benzamide (CAS 53130-45-3)
- 1-Cyclobutylcyclopropanecarbonitrile (CAS 1874070-43-5)
- (3-Bromo-2-hydroxy-5-methylphenyl)(phenyl)methanone (CAS 6723-09-7)
- 1-{4-[(2-chloroprop-2-en-1-yl)oxy]phenyl}ethan-1-one (CAS 1016723-17-3)
- 1,4-Diamino-6-chloro-2-(hexyloxy)anthracene-9,10-dione (CAS 88605-43-0)
- Semaglutide Impurity 184 (CAS CATO-C4X-2226184)
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