(2E)-4-[(3-Chlorophenyl)amino]-4-oxobut-2-enoic acid CAS 18196-80-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18196-80-0 |
| Molecular Formula | C10H8ClNO3 |
| Molecular Weight | 225.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(2E)-4-[(3-Chlorophenyl)amino]-4-oxobut-2-enoic acid (CAS 18196-80-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C10H8ClNO3. Molecular weight: 225.63 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C10H8ClNO3 |
| Molecular Weight | 225.63 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related E Standards
- 5-(4-Chlorophenyl)-4,5-dihydroisoxazole-3-carboxylic acid (CAS 1018051-43-8)
- 5-(3-Chlorophenyl)-4,5-dihydro-1,2-oxazole-3-carboxylic acid (CAS 1018052-82-8)
- 3-(3-Chlorophenyl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid (CAS 1038696-53-5)
- (2E)-4-[(2-Chlorophenyl)amino]-4-oxobut-2-enoic acid (CAS 106691-35-4)
- 3-(4-Chlorophenyl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid (CAS 109888-59-7)
- (E)-4-((4-Chlorophenyl)amino)-4-oxobut-2-enoic acid (CAS 114328-56-2)
- (2E)-4-[(3-chlorophenyl)amino]-4-oxobut-2-enoic acid (CAS 36847-88-8)
- (2E)-4-[(4-chlorophenyl)amino]-4-oxobut-2-enoic acid (CAS 306935-74-0)
Recommended Standards
- 2-(Chloromethyl)benzo[d]oxazole-4-acetic acid (CAS 1806486-50-9)
- 4-(4-Chlorobenzyl)oxazolidine-2,5-dione (CAS 1822457-10-2)
- 2-Chloro-1-(2-(hydroxymethyl)benzo[d]oxazol-4-yl)ethanone (CAS 1806430-46-5)
- 3-Chloro-6-(4-isopropylphenyl)-4-(trifluoromethyl)pyridazine (CAS 2060062-18-0)
- Ethyl 2-((2-(4-chlorophenyl)-6-nitro-1H-benzo[d]imidazol-1-yl)oxy)propanoate (CAS 282523-41-5)
- 1-(Cyclopropylmethyl)-1,7-diazaspiro[4.4]Nonane (CAS 1422063-15-7)
- Ethyl 2-phenylquinoline-4-carboxylate (CAS 4420-46-6)
- 1-Benzylquinolin-1-ium chloride (CAS 15619-48-4)
- 3-(4-Methoxyphenyl)-6-(piperazin-1-yl)pyridazine (CAS 1338657-33-2)
- Galanin (1-13)-Neuropeptide Y (25-36) amide (CAS 147138-51-0)
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