57543-38-1 2H-1-Benzopyran-3-carboxaldehyde, 8-methoxy- 5-18-01-00436 (Beilstein Handbook Reference) BRN 1640514 8-Methoxy-2H-1-benzopyran-3-carboxaldehyde CAS 57543-38-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 57543-38-1 |
| Molecular Formula | C11H16O3 |
| Molecular Weight | 196.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
57543-38-1 2H-1-Benzopyran-3-carboxaldehyde, 8-methoxy- 5-18-01-00436 (Beilstein Handbook Reference) BRN 1640514 8-Methoxy-2H-1-benzopyran-3-carboxaldehyde (CAS 57543-38-1) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C11H16O3. Molecular weight: 196.24 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C11H16O3 |
| Molecular Weight | 196.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
Related H Standards
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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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