4,5-difluorobenzofuran-7-carboxylic acid CAS 1935101-74-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1935101-74-8 |
| Molecular Formula | C9H12F2O3 |
| Molecular Weight | 206.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4,5-difluorobenzofuran-7-carboxylic acid (CAS 1935101-74-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C9H12F2O3. Molecular weight: 206.19 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C9H12F2O3 |
| Molecular Weight | 206.19 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | F-containing |
Related difluorobenzofuran Standards
- (4,6-difluorobenzofuran-7-yl)boronic acid (CAS 2614262-49-4)
- 2-(5,6-Difluorobenzofuran-3-yl)acetic acid (CAS 1420792-50-2)
- 2-Ethyl-4,7-difluorobenzofuran-3(2h)-one (CAS 1341917-28-9)
- 2-Ethyl-6,7-difluorobenzofuran-3(2h)-one (CAS 1342131-00-3)
- 2-Ethyl-4,6-difluorobenzofuran-3(2h)-one (CAS 1343048-10-1)
- 6,7-Difluorobenzofuran-3-carboxylic acid (CAS 1489526-02-4)
- 5,6-Difluorobenzofuran-2-carboxylic acid (CAS 199287-53-1)
- 5,7-Difluorobenzofuran-2-carboxylic acid (CAS 550998-60-2)
Recommended Standards
- 2-Oxo-3-phenyltetrahydrofuran-3-carboxylic acid (CAS 19340-59-1)
- Bis-PEG2-acid (CAS 19364-66-0)
- 4-Ethyl-7,8-dihydroxy-2H-chromen-2-one (CAS 19040-66-5)
- 3-Hydroxy-2-methoxyisonicotinaldehyde (CAS 874619-98-4)
- 3-(4-Fluorophenyl)-2-methoxypyridine (CAS 1214374-07-8)
- 4-Ethyl-2-methyl-1,4-diazepan-5-one (CAS 1515077-88-9)
- 3-Amino-1-oxo-1,2,5,6,7,8-hexahydroisoquinoline-4-carboxamide (CAS 102873-02-9)
- Dapagliflozin Impurity 158 (CAS CATO-C4X-1138158)
- 2-Bromo-1-(3-chloropyridin-4-yl)ethan-1-one (CAS 1187785-52-9)
- Tirzepatide Impurity 50 (CAS CATO-C4X-324050)
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