6-Methoxy-2-oxo-2H-chromene-4-carboxylic acid CAS 1355224-44-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1355224-44-0 |
| Molecular Formula | C11H8O5 |
| Molecular Weight | 220.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 6-Methoxy-2-oxo-2H-chromene-4-carboxylic acid (CAS 1355224-44-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C11H8O5. Molecular weight: 220.18 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C11H8O5 |
| Molecular Weight | 220.18 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.) | 1991 |
Related Methoxy Standards
- 4-Methoxy-3-(1h-1,2,3,4-tetrazol-1-yl)benzoic acid (CAS 1083368-79-9)
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- 8-Methoxy-2-oxo-2H-chromene-4-carboxylic acid (CAS 1355181-75-7)
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- 5-Methoxy-1-(pyrimidin-2-yl)-1H-pyrazole-3-carboxylic acid (CAS 1427013-51-1)
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Recommended Standards
- 3-(3-Methyl-4-nitrophenyl)-1,2-oxazol-5-ol (CAS 1354924-07-4)
- 2-(3-Methyl-1H-1,2,4-triazol-1-yl)-5-nitrophenol (CAS 1356009-25-0)
- 7-Nitroindole-5-carboxylic acid methyl ester (CAS 1352398-33-4)
- 5-(Pyrimidin-5-yl)oxazole (CAS 1936132-43-2)
- Methyl 2-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)thio)-1-methyl-1H-imidazole-5-carboxylate (CAS 338793-01-4)
- 2-((3-Carboxyphenyl)carbamoyl)benzoic acid (CAS 19368-09-3)
- Ixazomib Impurity 26 (CAS CATO-C4X-126726)
- N1-(2,4-difluorophenyl)-6-chlorohexanamide (CAS 647824-80-4)
- (R)-N-(Piperidin-3-yl)propane-2-sulfonamide hydrochloride (CAS 1349699-98-4)
- Glucagon receptor antagonist I (CAS 438618-32-7)
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