3-(2-Chlorophenyl)-5-[(E)-2-[(4-methoxyphenyl)amino]ethenyl]-1,2-oxazole-4-carbonitrile CAS 320424-91-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 320424-91-7 |
| Molecular Formula | C19H14ClN3O2 |
| Molecular Weight | 351.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(2-Chlorophenyl)-5-[(E)-2-[(4-methoxyphenyl)amino]ethenyl]-1,2-oxazole-4-carbonitrile (CAS 320424-91-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H14ClN3O2. Molecular weight: 351.79 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H14ClN3O2 |
| Molecular Weight | 351.79 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chlorophenyl Standards
- 2-(4-Chlorophenyl)-5,6,11,11a-tetrahydro-1H-imidazo[1',5':1,6]pyrido[3,4-b]indole-1,3(2H)-dione (CAS 457049-99-9)
- 2-(3-((4-Chlorophenyl)sulfonyl)-2-hydroxypropoxy)benzonitrile (CAS 478079-76-4)
- 3-[(2-chlorophenyl)(prop-2-en-1-yl)sulfamoyl]benzoic acid (CAS 379726-49-5)
- 3-[(4-chlorophenyl)(prop-2-en-1-yl)sulfamoyl]benzoic acid (CAS 379725-44-7)
- 4-(3-((4-Chlorophenyl)sulfonyl)-2-hydroxypropoxy)benzonitrile (CAS 478079-79-7)
- 1-(4-Chlorophenyl)-5-(4-fluorophenyl)-3-(methylsulfonyl)-1H-1,2,4-triazole (CAS 99793-75-6)
- 2-(4-Chlorophenyl)-N-(2-phenyl-2,4,5,6-tetrahydrocyclopenta[c]pyrazol-3-yl)acetamide (CAS 1203236-24-1)
- 6-Benzyl-2-(3-chlorophenyl)-3H,4H,5H,6H,7H,8H-pyrido[4,3-d]pyrimidin-4-one (CAS 1283274-03-2)
Recommended Standards
- 3-((1H-1,2,4-Triazol-1-yl)methyl)-N-(4-chlorophenyl)-1-phenyl-1H-1,2,4-triazol-5-amine (CAS 338418-88-5)
- 5-Bromo-1,3-dichloro-2-iodobenzene (CAS 62720-30-3)
- 2-Bromo-3,4-dichloro-1-iodobenzene (CAS 2385161-45-3)
- n-(3-(Trifluoromethyl)benzyl)cyclopropanamine (CAS 16065-24-0)
- (S)-1-(4-Methyl-3-nitrophenyl)ethan-1-amine (CAS 1241683-30-6)
- 4-[7-(4-Fluorophenyl)-[1,2,4]triazolo[1,5-a]pyrimidin-2-yl]morpholine (CAS 320416-19-1)
- (2-Iodophenyl)(5-methylpyridin-2-yl)methanone (CAS 1187163-35-4)
- O-((3-Methylisoxazol-5-yl)methyl)hydroxylamine (CAS 238760-87-7)
- (1S,2S)-2-(pyridin-3-yl)cyclohexan-1-ol (CAS 1820581-51-8)
- Insulin Degludec Impurity 3 (CAS CATO-C4X-21573)
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