4-Hydroxyfuran-3-carboxylic acid CAS 1246668-90-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1246668-90-5 |
| Molecular Formula | C5H4O4 |
| Molecular Weight | 128.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxyfuran-3-carboxylic acid (CAS 1246668-90-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H4O4. Molecular weight: 128.08 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H4O4 |
| Molecular Weight | 128.08 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
Related Hydroxyfuran Standards
- 2-hydroxyfuran-3-carboxylic acid (CAS 2170788-48-2)
- 3-hydroxyfuran-2-carboxylic acid (CAS 71278-16-5)
- 4-hydroxyfuran-2-carboxylic acid (CAS 89808-52-6)
- 5-Hydroxyfuran-2-carboxylic acid (CAS 97529-85-6)
- 1-(2-Hydroxyfuran-3-yl)ethanone (CAS 173083-90-4)
- 1-(3-Hydroxyfuran-2-yl)ethanone (CAS 3420-59-5)
- N'-Hydroxyfuran-2-carboximidamide (CAS 50892-99-4)
- N'-Hydroxyfuran-3-carboximidamide (CAS 58905-70-7)
Recommended Standards
- 2H-Pyran-2,4,6(3H,5H)-trione (CAS 10521-08-1)
- 2,4,4,4-TEtrafluorobut-1-ene (CAS 721946-02-7)
- 2-Oxo-2,5-dihydrofuran-3-carboxylic acid (CAS 34762-81-7)
- (S)-3-Amino-4-(2,4-difluorophenyl)butanoic acid (CAS 1336324-29-8)
- 4-Aminobutyric Acid (CAS 56-12-2)
- 4-Methylpyrrolidin-3-ol hydrochloride (CAS 1637399-49-5)
- 6-Chloro-4-hydroxy-7-methoxy-2H-chromen-2-one (CAS 1366396-34-0)
- Butyl 2-(butylthio)-5-methyl-1,3-selenazole-4-carboxylate (CAS 647032-85-7)
- 5-(2-(Bis(4-(dimethylamino)phenyl)methylene)hydrazinyl)-4-chloropyridazin-3(2H)-one (CAS 6954-15-0)
- Biotinyl-Neuropeptide Y (human, rat) trifluoroacetate salt (CAS 213779-13-6)
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