(E)-2-(3,4-Dihydroxy-5-methoxystyryl)-8-hydroxyquinoline-7-carbaldehyde CAS 1263287-73-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1263287-73-5 |
| Molecular Formula | C19H15NO5 |
| Molecular Weight | 337.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (E)-2-(3,4-Dihydroxy-5-methoxystyryl)-8-hydroxyquinoline-7-carbaldehyde (CAS 1263287-73-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H15NO5. Molecular weight: 337.33 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H15NO5 |
| Molecular Weight | 337.33 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 3-Iodo-1H-pyrrolo[2,3-b]pyridine-4-carbaldehyde (CAS 1159982-19-0)
- Dihydrouracil (CAS 504-07-4)
- 3,5-Dibutyl-4H-1,2,4-triazol-4-amine (CAS 62695-58-3)
- 898774-94-2 1-(2-Fluorophenyl)-3-(3-methoxyphenyl)propan-1-one DTXSID70644238 (CAS 898774-94-2)
- (αE)-2-[(6-Chloro-4-pyrimidinyl)oxy]-α-(methoxymethylene)benzeneacetic Acid Methyl Ester (CAS 131860-97-4)
- Peptide Impurity 06 (CAS CATO-CPTD788806)
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