(E)-4-(4-chlorophenyl)-2-methyl-6-(2-(((4-nitrobenzyl)oxy)imino)ethyl)pyridine-3,5-dicarbonitrile CAS 303148-08-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303148-08-5 |
| Molecular Formula | C23H16ClN5O3 |
| Molecular Weight | 445.86 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (E)-4-(4-chlorophenyl)-2-methyl-6-(2-(((4-nitrobenzyl)oxy)imino)ethyl)pyridine-3,5-dicarbonitrile (CAS 303148-08-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C23H16ClN5O3. Molecular weight: 445.86 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C23H16ClN5O3 |
| Molecular Weight | 445.86 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 5 |
Related E Standards
- 1-(4-Chlorophenyl)-4-{2-[5-(trifluoromethyl)pyridin-2-yl]benzoyl}piperazine (CAS 1092345-91-9)
- 1-Benzyl-3-((3-chlorophenyl)sulfonyl)-6,7-difluoroquinolin-4(1H)-one (CAS 1326806-72-7)
- (3Z)-2-{[(2-chlorophenyl)methyl]sulfanyl}-3-{2-[3-(trifluoromethyl)phenyl]hydrazin-1-ylidene}-3H-indole (CAS 478044-94-9)
- (3Z)-2-{[(3-chlorophenyl)methyl]sulfanyl}-3-{2-[3-(trifluoromethyl)phenyl]hydrazin-1-ylidene}-3H-indole (CAS 478045-04-4)
- (3Z)-2-{[(4-chlorophenyl)methyl]sulfanyl}-3-{2-[3-(trifluoromethyl)phenyl]hydrazin-1-ylidene}-3H-indole (CAS 478043-99-1)
- 4-((4-Chlorophenyl)sulfonyl)-6-(ethylsulfonyl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carboxylic acid (CAS 866051-02-7)
- 3-{[(4-chlorophenyl)methyl](2-ethoxyphenyl)sulfamoyl}benzoic acid (CAS 929974-81-2)
- Methyl 2-(2-((5-(((4-chlorophenyl)amino)methyl)-4-methyl-4H-1,2,4-triazol-3-yl)thio)acetamido)benzoate (CAS 333314-29-7)
Recommended Standards
- N-(5-Chloro-2-methoxyphenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide (CAS 1775524-06-5)
- 1-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)methyl)-N-phenyl-3,4-dihydroisoquinoline-2(1H)-carboxamide (CAS 338793-10-5)
- N-(3-Chloro-4-methoxyphenyl)-2-[4-(5-methyl-1,2,4-oxadiazol-3-yl)-1,3-dioxo-1H,2H,3H,5H,6H,7H,8H-pyrido[1,2-c]pyrimidin-2-yl]acetamide (CAS 1775404-12-0)
- Methyl 2-methyl-3-oxo-3-phenylpropanoate (CAS 29540-54-3)
- ((4-(2-Methoxyphenoxy)phenyl)sulfonyl)valine (CAS 1240405-74-6)
- 2-(2-Hydroxyethyl)cyclopentan-1-ol (CAS 32943-15-0)
- 3-Bromo-6-(bromomethyl)-2-methylpyridine (CAS 123094-75-7)
- 5-Methyl-1-[(5-methyl-1,3,4-oxadiazol-2-yl)methyl]-1h-1,2,3-triazole-4-carboxylic acid (CAS 1251228-33-7)
- Propylene Glycol Monolaurate (CAS 27194-74-7)
- Semaglutide impurity 88 (CAS CATO-C4X-222688)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com