Pabenol CAS 3635-74-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3635-74-3 |
| Molecular Formula | C9H9NO3 C4H11NO |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Pabenol (CAS 3635-74-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C9H9NO3 C4H11NO. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C9H9NO3 C4H11NO |
| Molecular Weight | 268.31 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
Recommended Standards
- Custom Semivolatile Mix 4 (CAS CATO-LCEM500796-ME)
- 5-Methoxy-N,N-dipropyltryptamine (CAS 69496-75-9)
- 3-[6-(1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl)hex-1-yn-1-yl]benzaldehyde (CAS 1323192-74-0)
- 2-amino-4-fluoro-5-hydroxybenzoic acid (CAS 1250931-52-2)
- (R)-5-Cyclohexylpyrrolidin-2-one (CAS 872358-02-6)
- 4-(2-Bromoethyl)-2,2-dimethyl-1,3-dioxolane (CAS 89942-18-7)
- Semaglutide Impurity 166 (CAS 1395881-03-4)
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