2-Chloro-N-(2-methyl-5-(oxazolo[4,5-b]pyridin-2-yl)phenyl)-5-nitrobenzamide CAS 309737-80-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 309737-80-2 |
| Molecular Formula | C20H13ClN4O4 |
| Molecular Weight | 408.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Chloro-N-(2-methyl-5-(oxazolo[4,5-b]pyridin-2-yl)phenyl)-5-nitrobenzamide (CAS 309737-80-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H13ClN4O4. Molecular weight: 408.79 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H13ClN4O4 |
| Molecular Weight | 408.79 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
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- (4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)piperazin-1-yl)(1H-indol-2-yl)methanone (CAS 634155-07-0)
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Recommended Standards
- 13-Methyloctacosane (CAS 68547-13-7)
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- Chloratranorin (CAS 479-16-3)
- 4,4'-(Buta-1,3-diyne-1,4-diyl)dibenzaldehyde (CAS 127653-16-1)
- DHPDS (disodium salt) (CAS 61255-63-8)
- 1-Fluoro-2-(2-fluoroethoxy)ethane (CAS 373-21-7)
- 1-(carbamoylamino)-2,5-dimethyl-1H-pyrrole-3-carboxylic acid (CAS 1378700-07-2)
- Ethyl 5-iodo-1H-pyrrole-2-carboxylate (CAS 1443329-66-5)
- ethyl 2-(1H-pyrazol-1-yl)butanoate (CAS 500335-69-3)
- Pancreatic Polypeptide (1-17)-(Ala31,Aib32)-Neuropeptide Y (18-36) (human) trifluoroacetate salt (CAS 313988-70-4)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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