α-Pyrone CAS 504-31-4
Purity >95%In StockPharmaceutical Standards
| CAS No. | 504-31-4 |
| Molecular Formula | C5H4O2 |
| Molecular Weight | 96.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity α-Pyrone (CAS 504-31-4) pharmaceutical standards reference standard. Molecular formula: C5H4O2. Molecular weight: 96.08 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C5H4O2 |
| Molecular Weight | 96.08 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
Recommended Standards
- Chromium silicon monoxide, 99.9% (metals basis) (CAS 37264-20-3)
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- N-Ethyl-4-methylpyrimidin-5-amine (CAS 408509-65-9)
- 3',5'-Di(1H-1,2,4-triazol-1-yl)-[1,1'-biphenyl]-3,5-dicarboxylicacid (CAS 2607030-72-6)
- (1S,2S)-2-methoxycyclobutanamine;hydrochloride (CAS 2227197-86-4)
- 3-(Hydroxymethyl)benzene-1-sulfonyl fluoride (CAS 96892-89-6)
- Methyl 4-amino-2-fluorobenzoate hydrochloride (CAS 1063733-13-0)
- Laricitrin 3-O-glucoside (CAS 39986-90-8)
- Des-His(1)-Semaglutide (CAS CATO-C4X-2226216)
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