4-Hydroxyfuran-2(5H)-one CAS 541-57-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 541-57-1 |
| Molecular Formula | C4H4O3 |
| Molecular Weight | 100.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydroxyfuran-2(5H)-one (CAS 541-57-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H4O3. Molecular weight: 100.07 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H4O3 |
| Molecular Weight | 100.07 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
Related Hydroxyfuran Standards
- 4-Hydroxyfuran-2(3H)-one (CAS 436162-45-7)
- 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)
- 4-Hydroxyfuran-3-carboxylic acid (CAS 1246668-90-5)
- 2-hydroxyfuran-3-carboxylic acid (CAS 2170788-48-2)
- 3-hydroxyfuran-2-carboxylic acid (CAS 71278-16-5)
Recommended Standards
- Furan-2,4(3H,5H)-dione (CAS 4971-56-6)
- 4-Hydroxy-2-butynoic Acid (CAS 7218-52-2)
- Maleic-2,3-d2 Anhydride (CAS 33225-51-3)
- 4-Methoxy-N-(4-methoxyphenyl)benzenesulfonamide (CAS 24924-59-2)
- 3-Bromo-2,8-dichloroquinoline (CAS 1707372-25-5)
- (Octahydroindolizin-5-yl)methanol (CAS 103029-38-5)
- 4-(Allyloxy)-2-fluorobenzaldehyde (CAS 448956-55-6)
- 4-(Aminomethyl)-2-(2-(pyrrolidin-1-yl)ethyl)phthalazin-1(2H)-one dihydrochloride (CAS 1955530-39-8)
- 6-Morpholinopyrazine-2-carboxylic Acid (CAS 40262-73-5)
- [3-31]-Semaglutide D (CAS C152H230N42O47)
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