7-Methoxy-2-oxo-2H-chromene-4-carbaldehyde CAS 69168-76-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 69168-76-9 |
| Molecular Formula | C11H8O4 |
| Molecular Weight | 204.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 7-Methoxy-2-oxo-2H-chromene-4-carbaldehyde (CAS 69168-76-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H8O4. Molecular weight: 204.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H8O4 |
| Molecular Weight | 204.18 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
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- 3-Methoxy-4-(1,2,4-oxadiazol-3-yl)benzaldehyde (CAS 1262412-76-9)
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Recommended Standards
- 7-Hydroxy-2-imino-2H-chromene-3-carboxamide (CAS 71586-40-8)
- 7-Methoxy-2-oxo-2H-chromene-8-carbaldehyde (CAS 6724-42-1)
- 7-Amino-8-hydroxyquinoline-5-carboxylic acid (CAS 857208-23-2)
- 4-(Cyanomethoxy)benzoic acid (CAS 792954-24-6)
- (2R,5S)-5-(Methoxycarbonyl)piperidine-2-carboxylic acid (CAS 145012-49-3)
- (4-Fluorophenyl)(thiophen-2-yl)methanamine (CAS 151917-32-7)
- 2-Acetamido-5-Picoline (CAS 4931-47-9)
- (±)-2-Phenylbutanol (CAS 2035-94-1)
- 2-Ethoxy-4-phenyl-3H-pyrrol-5-ol (CAS 148183-65-7)
- Semaglutide impurity 235 (CAS CATO-C4X-2226235)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com