7-Hydroxy-5-methoxy-2-methyl-4-oxo-4H-chromene-6-carbaldehyde CAS 7338-51-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 7338-51-4 |
| Molecular Formula | C12H10O5 |
| Molecular Weight | 234.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Hydroxy-5-methoxy-2-methyl-4-oxo-4H-chromene-6-carbaldehyde (CAS 7338-51-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H10O5. Molecular weight: 234.20 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H10O5 |
| Molecular Weight | 234.20 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; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
Related Hydroxy Standards
- Ethyl 7-hydroxy-2-oxo-2H-chromene-4-carboxylate (CAS 1084-45-3)
- Ethyl 4-hydroxy-2-oxo-2h-chromene-3-carboxylate (CAS 1821-20-1)
- 2-(7-Hydroxy-8-methyl-2-oxo-2h-chromen-4-yl)acetic acid (CAS 68747-36-4)
- 6-Acetyl-5-hydroxy-2-methylbenzofuran-3-carboxylic acid (CAS 63529-83-9)
- 7-Hydroxy-4-methylcoumarin-3-acetic acid (CAS 5852-10-8)
- Ethyl 5-hydroxy-2-oxo-2H-chromene-3-carboxylate (CAS 70160-47-3)
- Ethyl 6-hydroxy-2-oxo-2H-chromene-3-carboxylate (CAS 70160-51-9)
- ethyl 7-hydroxy-4-oxo-4H-chromene-2-carboxylate (CAS 23866-72-0)
Recommended Standards
- 8-Ethoxy-2-oxo-2H-1-benzopyran-3-carboxylic acid (CAS 81017-24-5)
- 7-Ethoxy-2-oxo-2H-chromene-3-carboxylic acid (CAS 79065-74-0)
- Allyl D-glucuronate (CAS 698358-03-1)
- (4-Bromophenyl)(4-butylphenyl)methanol (CAS 944651-15-4)
- Methyl 1-(2-chlorophenyl)-2,5-dihydro-5-oxo-1H-1,2,4-triazole-3-carboxylate (CAS 1000576-85-1)
- (4r)-2-(4-Hydroxy-3,5-dimethoxyphenyl)thiazolidine-4-carboxylic acid (CAS 1014082-11-1)
- 2-(5-Bromo-2-cyano-4-(difluoromethyl)phenyl)acetic acid (CAS 1805581-46-7)
- Triallate (CAS 2303-17-5)
- Cefuroxime Impurity 100 (CAS CATO-C4X-1245100)
- D-Ile12-Tirzepatide (CAS CATO-CPTD788921)
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