5,11-Dihydroxy-1H-benzo[2,3]oxepino-[4,5-c]chromen-8(2H)-one CAS 554431-14-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 554431-14-0 |
| Molecular Formula | C17H12O5 |
| Molecular Weight | 296.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5,11-Dihydroxy-1H-benzo[2,3]oxepino-[4,5-c]chromen-8(2H)-one (CAS 554431-14-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H12O5. Molecular weight: 296.27 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C17H12O5 |
| Molecular Weight | 296.27 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
Related Dihydroxy Standards
- 1,8-Dihydroxy-2-isobutylanthracene-9,10-dione (CAS 76643-51-1)
- (S)-6,7-Dihydroxy-2-oxo-3-chromancarbamic Acid tert-Butyl Ester (CAS 30033-27-3)
- N-(4,5-Dihydroxy-6-(hydroxymethyl)-2-phenoxytetrahydro-2H-pyran-3-yl)acetamide (CAS 1093406-61-1)
- Methyl 4,6-dihydroxy-5-iodonicotinate (CAS 1190198-28-7)
- trans-7,8-Dihydroxy-7,8-dihydrobenzo[a]pyrene-d (CAS 861441-06-7)
- 9,10-Dihydroxy-5-methoxy-2H-pyrano[2,3,4-kl]xanthen-2-one (CAS 89783-74-4)
- 1,4-Dihydroxy-5,8-bis(methylamino)anthracene-9,10-dione (CAS 100495-28-1)
- 2-Ethyl-5,7-dihydroxy-3-(4-hydroxyphenyl)-4H-chromen-4-one (CAS 15584-14-2)
Recommended Standards
- 5-(6-(Methoxycarbonyl)naphthalen-2-yl)furan-2-carboxylic acid (CAS 488816-68-8)
- 5-Hydroxy-4-oxo-2-phenyl-4H-chromen-7-yl acetate (CAS 6674-40-4)
- 4-(2,6-Difluorophenyl)-1,2,3,4-tetrahydro-6-methyl-2-oxo-5-pyrimidinecarboxylic acid ethyl ester (CAS 406468-02-8)
- 4,8-dimethyl-1,2,3,4-tetrahydroquinoline (CAS 871900-71-9)
- 5-Bromo-7-chloro-2,3-dihydrobenzo[b][1,4]dioxine (CAS 936249-25-1)
- 3-Ethynyl-1-(2,2,2-trifluoroethyl)pyrrolidin-3-ol (CAS 1871896-47-7)
- Pranoprofen Impurity 60 (CAS 111541-71-0)
- 3-(3-Methylbutoxy)propanenitrile (CAS 58936-29-1)
- Butyl 2-(3-amino-4-methyl-1h-pyrazol-1-yl)acetate (CAS 1341388-25-7)
- Semaglutide impurity 32 (CAS CATO-C4X-222632)
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