6-Methyl-8-nitro-4-oxo-4H-chromene-3-carbaldehyde CAS 879559-54-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 879559-54-3 |
| Molecular Formula | C11H7NO5 |
| Molecular Weight | 233.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6-Methyl-8-nitro-4-oxo-4H-chromene-3-carbaldehyde (CAS 879559-54-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H7NO5. Molecular weight: 233.18 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H7NO5 |
| Molecular Weight | 233.18 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, 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- 5,6-Dihydroxy-2-pyridin-2-yl-pyrimidine-4-carboxylic acid (CAS 766557-40-8)
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- 5-(4-Nitrophenyl)-1h-pyrazole-4-carboxylic acid (CAS 35581-31-8)
- tert-Butyl (5-chloropyrimidin-2-yl)carbamate (CAS 1823938-10-8)
- tert-Butyl 3-amino-1-oxa-7-azaspiro[4.5]decane-7-carboxylate (CAS 1263177-13-4)
- 3-(Piperidin-4-ylmethyl)quinoline dihydrochloride (CAS 1187927-55-4)
- 1-(2-bromoethyl)-3,5-dimethylpiperidine hydrobromide (CAS 1909326-78-8)
- Methyl 2-(6-(chloromethyl)pyridin-2-yl)acetate hydrochloride (CAS 2227272-88-8)
- Methyl (S)-2-(5-chlorofuran-2-carboxamido)-2-methylpentanoate (CAS 1154281-08-9)
- Semaglutide impurity 72 (CAS CATO-C4X-222672)
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