8-Hydroxy-9-methyl-3,4-dihydrobenzo[b]oxepin-5(2H)-one CAS 2226905-35-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2226905-35-5 |
| Molecular Formula | C11H12O3 |
| Molecular Weight | 192.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 8-Hydroxy-9-methyl-3,4-dihydrobenzo[b]oxepin-5(2H)-one (CAS 2226905-35-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H12O3. Molecular weight: 192.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H12O3 |
| Molecular Weight | 192.21 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 methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
Related Hydroxy Standards
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Recommended Standards
- 8-Hydroxy-7-methyl-3,4-dihydrobenzo[b]oxepin-5(2H)-one (CAS 2226905-18-4)
- 8-Methoxy-3,4-dihydrobenzo[b]oxepin-5(2H)-one (CAS 98232-51-0)
- 8-Hydroxy-5,6,7,8-tetrahydronaphthalene-1-carboxylic acid (CAS 74145-11-2)
- 2-Amino-2-(4-chlorophenyl)butanoic acid (CAS 4895-99-2)
- 2-(Difluoromethyl)-4-iodo-3-methoxypyridine-5-carboxamide (CAS 1807094-43-4)
- 1-(4-Chlorophenyl)-3-(5-((2-morpholinoethyl)thio)-1,3,4-thiadiazol-2-yl)urea (CAS 922698-03-1)
- 7-(Tert-butoxycarbonyl)-2-oxa-7-azaspiro[4.4]Nonane-9-carboxylic acid (CAS 2089651-08-9)
- 2-(4-(2-Chloroallyl)piperazin-1-yl)ethan-1-ol (CAS 1241114-04-4)
- 3-(3-(Trifluoromethyl)phenoxy)azetidine (CAS 76263-23-5)
- Semaglutide Impurity 149 (CAS CATO-C4X-2226149)
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