N-(4-Chlorophenyl)-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxamide CAS 338417-57-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338417-57-5 |
| Molecular Formula | C20H13ClN2O3 |
| Molecular Weight | 364.78 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies N-(4-Chlorophenyl)-2-methyl-5-oxo-5H-chromeno[2,3-b]pyridine-3-carboxamide (CAS 338417-57-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H13ClN2O3. Molecular weight: 364.78 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H13ClN2O3 |
| Molecular Weight | 364.78 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related N Standards
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- (3E)-1-[(2-Chlorophenyl)methyl]-3-[(4-fluorophenyl)imino]-2,3-dihydro-1H-indol-2-one (CAS 478031-72-0)
- N-(3-Chlorophenyl)-4-hydroxy-1-methyl-2,2-dioxo-1,2-dihydro-2lambda~6~,1-benzothiazine-3-carboxamide (CAS 36881-71-7)
- N-(4-chlorophenyl)-4-hydroxy-1-methyl-1H-benzo[c][1,2]thiazine-3-carboxamide 2,2-dioxide (CAS 320423-85-6)
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Recommended Standards
- N'-(3-chlorobenzoyl)naphtho[2,1-b]furan-2-carbohydrazide (CAS 478259-75-5)
- Vonoprazan Impurity 228 (CAS CATO-C4X-1020228)
- 5-Chloro-N-(3,4-dimethoxyphenethyl)-2-nitrobenzamide (CAS 301174-19-6)
- (4S)-4-[[(1,1-Dimethylethoxy)carbonyl]amino]-1-methyl-D-proline (CAS 489447-09-8)
- 2-Methylhex-2-enoic acid (CAS 28897-58-7)
- 4-(3-Chloro-6-methoxyphenyl)-4-oxobutyric acid (CAS 854879-20-2)
- 1-Phenylazetidin-3-amine (CAS 1895439-72-1)
- 4-Fluoro-N-[(E)-2-[6-methyl-3-(methylsulfanyl)-1,2,4-triazin-5-yl]ethenyl]aniline (CAS 1164451-26-6)
- trans-1-Amino-3-fluorocyclobutanecarboxylic acid (CAS 222727-43-7)
- Antistasin-Related Peptide (CAS 161561-46-2)
Why CATO?
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