3-Hydroxy-5,5-dimethyl-4-(4-(methylsulfonyl)phenyl)furan-2(5H)-one CAS 189955-89-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 189955-89-3 |
| Molecular Formula | C13H14O5S |
| Molecular Weight | 282.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Hydroxy-5,5-dimethyl-4-(4-(methylsulfonyl)phenyl)furan-2(5H)-one (CAS 189955-89-3), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H14O5S. Molecular weight: 282.31 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H14O5S |
| Molecular Weight | 282.31 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2011 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 4-Bromo-2-fluoro-N-(1,3,4-thiadiazol-2-yl)benzenesulfonamide (CAS 1715248-13-7)
- (S)-1-Phenyldecan-1-ol (CAS 112419-76-8)
- Semaglutide impurity 56 (CAS CATO-C4X-222656)
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