1-Hydroxy-8-nitro-6H-benzo[c]chromen-6-one CAS 239070-94-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 239070-94-1 |
| Molecular Formula | C13H7NO5 |
| Molecular Weight | 257.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1-Hydroxy-8-nitro-6H-benzo[c]chromen-6-one (CAS 239070-94-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C13H7NO5. Molecular weight: 257.20 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C13H7NO5 |
| Molecular Weight | 257.20 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
Related Hydroxy Standards
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- 4-Hydroxy-8-(trifluoromethyl)quinoline-6-carboxylic acid (CAS 1264213-27-5)
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- 4-Hydroxy-5-(trifluoromethyl)quinoline-3-carboxylic acid (CAS 56881-20-0)
- 4-Hydroxy-6-(trifluoromethyl)quinoline-3-carboxylic Acid (CAS 49713-47-5)
- 4-Hydroxy-7-(trifluoromethyl)quinoline-3-carboxylic acid (CAS 574-92-5)
Recommended Standards
- 1,6-Dinitro-9H-carbazole (CAS 3062-57-5)
- 2,4-Dihydroxypyrimido[4,5-b]quinoline-5-carboxylic acid (CAS 500300-26-5)
- 1,3-Dioxoisoindolin-2-yl furan-2-carboxylate (CAS 63591-87-7)
- 3-Bromo-5-(pentafluorosulfur)benzyl bromide (CAS 1240257-14-0)
- 1,1-Bis(4-methoxyphenyl)-2-propyn-1-ol (CAS 101597-25-5)
- 5-Chloro-2,4-difluorobenzoyl chloride (CAS 1261734-09-1)
- 3-(Hydroxymethylene)-5-methoxyindolin-2-one (CAS 1018549-00-2)
- 5-Amino-N,2-dimethyloxazole-4-carboxamide (CAS 30380-30-4)
- Ethyl 3-acetamido-5-bromo-1H-pyrazole-4-carboxylate (CAS 1017802-87-7)
- Semaglutide Impurity 176 (CAS CATO-C4X-2226176)
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