4-{[(E)-2-[3-(2-chlorophenyl)-4-cyano-1,2-oxazol-5-yl]ethenyl]amino}benzoic acid CAS 320424-92-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 320424-92-8 |
| Molecular Formula | C19H12ClN3O3 |
| Molecular Weight | 365.77 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-{[(E)-2-[3-(2-chlorophenyl)-4-cyano-1,2-oxazol-5-yl]ethenyl]amino}benzoic acid (CAS 320424-92-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H12ClN3O3. Molecular weight: 365.77 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C19H12ClN3O3 |
| Molecular Weight | 365.77 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 | 3 |
Related E Standards
- 6-(2-Chlorophenyl)-4-imino-3-phenyl-1H,2H,3H,4H,7H,8H-[1,3]diazino[5,4-d]pyrimidine-2,8-dione (CAS 866019-01-4)
- 2-(4-Chlorophenyl)-4-(4-fluorophenyl)-5-(pyridin-4-yl)-1,2-dihydro-3H-pyrazol-3-one (CAS 219138-24-6)
- N-(3-(4-chlorophenyl)imidazo[1,2-a]pyridin-8-yl)-2-fluorobenzamide (CAS 439096-62-5)
- (4Z)-4-{[(2-chlorophenyl)amino]methylidene}-1-phenyl-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-5-one (CAS 477851-29-9)
- (4Z)-4-{[(3-chlorophenyl)amino]methylidene}-1-phenyl-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-5-one (CAS 477851-30-2)
- (4Z)-4-{[(4-chlorophenyl)amino]methylidene}-1-phenyl-3-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-5-one (CAS 314747-18-7)
- 2-(4-Chlorophenyl)-2-[3-(trifluoromethyl)quinoxalin-2-yl]acetamide (CAS 338412-17-2)
- 2-(4-(3-Chlorophenyl)piperazin-1-yl)-N-(2,4-difluorophenyl)acetamide (CAS 477320-17-5)
Recommended Standards
- 4-[(5-Chloro-2-methoxy-phenylcarbamoyl)-methoxy]-3-methoxy-benzoic acid (CAS 522624-53-9)
- 4-Amino-6-(4-chlorophenyl)-3-phenyl-3,7-dihydropyrimido[5,4-d]pyrimidine-2,8-dione (CAS 865658-75-9)
- 2-(9-Oxo-9H-xanthen-4-yl)acetic acid (CAS 35614-21-2)
- N-allyl-5-bromopyrimidin-2-amine (CAS 886365-97-5)
- 4-Amino-5,5-dimethyldihydrofuran-2(3H)-one hydrochloride (CAS 1673553-70-2)
- 1-(2-Chloroethyl)-3-methylpiperidine hydrochloride (CAS 85068-70-8)
- N-Methyl-2-(3-phenyl-1,2,4-oxadiazol-5-yl)benzamide (CAS 63274-23-7)
- (S)-6-(4-Fluorophenyl)morpholin-3-one (CAS 920798-10-3)
- 3-bromo-2-cyanobenzene-1-sulfonyl chloride (CAS 612541-16-9)
- Liraglutide Impurity 14 TFA Salt (CAS CATO-C4X-199214)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com