4-Formylfuran-2-carboxylic acid CAS 1784641-78-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1784641-78-6 |
| Molecular Formula | C6H4O4 |
| Molecular Weight | 140.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Formylfuran-2-carboxylic acid (CAS 1784641-78-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C6H4O4. Molecular weight: 140.09 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C6H4O4 |
| Molecular Weight | 140.09 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
Related Formylfuran Standards
- 5-Formylfuran-2-carboxylic acid (CAS 13529-17-4)
- 2-Formylfuran-3-carboxylic acid (CAS 14757-79-0)
- (4-Formylfuran-3-yl)boronic acid (CAS 27339-36-2)
- 4-Formylfuran-2-boronic Acid (CAS 62306-78-9)
- 27339-38-4 3-Formylfuran-2-ylboronic acid BC000785 Furan-2-boronic acid-3-carbaldehyde (CAS 27339-38-4)
- 5-Formylfuran-2-carboxamide (CAS 42978-27-8)
- 3-formylfuran-2-carboxylic acid (CAS 29182-07-8)
- 5-formylfuran-3-carboxylic acid (CAS 603999-19-5)
Recommended Standards
- 2,5-Dihydroxycyclohexa-2,5-diene-1,4-dione (CAS 1760-52-7)
- 4,6-Difluoronicotinonitrile (CAS 1804896-68-1)
- (S)-2-(Difluoromethoxy)propanoic acid (CAS 1604374-53-9)
- 1,1,1-Trifluoro-5-phenylpentan-2-one (CAS 85674-68-6)
- 1-(4-((4-Fluorobenzyl)oxy)-3-methoxyphenyl)ethan-1-one (CAS 890092-12-3)
- 7-Chloro-4,4-dimethyl-1,2,3,4-tetrahydro-quinoline (CAS 1187933-40-9)
- 2,4-Dimethylthiophene (CAS 638-00-6)
- 8-Nitroquinoxalin-2(1H)-one (CAS 73148-21-7)
- 2,6-Dichloro-[1,3]thiazolo[4,5-b]pyridine (CAS 960535-43-7)
- Semaglutide impurity 76 (CAS CATO-C4X-222676)
Why CATO?
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