4-{[(E)-2-[4-cyano-3-(2,6-dichlorophenyl)-1,2-oxazol-5-yl]ethenyl]amino}benzoic acid CAS 338402-64-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338402-64-5 |
| Molecular Formula | C19H11Cl2N3O3 |
| Molecular Weight | 400.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-{[(E)-2-[4-cyano-3-(2,6-dichlorophenyl)-1,2-oxazol-5-yl]ethenyl]amino}benzoic acid (CAS 338402-64-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C19H11Cl2N3O3. Molecular weight: 400.21 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C19H11Cl2N3O3 |
| Molecular Weight | 400.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related E Standards
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Recommended Standards
- (5-(Chlorodifluoromethyl)-2,3-dihydro-1H-1,4-diazepin-1-yl)(3-(2-chlorophenyl)-5-methylisoxazol-4-yl)methanone (CAS 444151-89-7)
- 5-(5-Iodo-2-isopropyl-4-methoxyphenoxy)pyrimidine-2,4-diamine (CAS 865305-30-2)
- (Z)-3-(3,5-Dichloro-4-hydroxybenzylidene)-5-(furan-2-carbonyl)indolin-2-one (CAS 1644443-92-4)
- (3,5-Difluorophenyl)methanesulfonyl chloride (CAS 163295-74-7)
- N-(2-fluorobenzyl)pyrrolidine-2-carboxamide (CAS 1464015-28-8)
- 6-(5-(4-Methoxybenzylidene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid (CAS 303798-57-4)
- N-ethyl-4-(phenylthio)-6-(trifluoromethyl)pyrimidin-2-amine (CAS 339010-86-5)
- Tert-butyl 3,3-difluoro-4-hydroxy-4-(trifluoromethyl)piperidine-1-carboxylate (CAS 2101206-79-3)
- 2,2-Methylenebis(4-bromophenol) (CAS 78563-03-8)
- endo-Gly31-Semaglutide (CAS CATO-C4X-2226282)
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