(Z)-4-((4-Ethoxyphenyl)amino)-4-oxobut-2-enoic acid CAS 51992-13-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 51992-13-3 |
| Molecular Formula | C12H13NO4 |
| Molecular Weight | 235.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(Z)-4-((4-Ethoxyphenyl)amino)-4-oxobut-2-enoic acid (CAS 51992-13-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H13NO4. Molecular weight: 235.24 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H13NO4 |
| Molecular Weight | 235.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 1 |
Related Z Standards
- 3-(4-Ethoxyphenyl)-4,5-dihydro-1,2-oxazole-5-carboxylic acid (CAS 1038715-50-2)
- N-(4-ethoxyphenyl)maleamic acid (CAS 108087-84-9)
- (Z)-4-((2-ethoxyphenyl)amino)-4-oxobut-2-enoic acid (CAS 1089327-21-8)
- 4-((2-Ethoxyphenyl)amino)-4-oxobut-2-enoic acid (CAS 36847-95-7)
- 4-((3-Ethoxyphenyl)amino)-4-oxobut-2-enoic acid (CAS 36847-96-8)
- (2-Ethoxyphenyl)(3-hydroxypyrrolidin-1-yl)methanone (CAS 1272305-52-8)
- 4-(2-Ethoxyphenyl)pyrrolidine-3-carboxylic acid (CAS 1410774-04-7)
- 4-(3-Ethoxyphenyl)pyrrolidine-3-carboxylic acid (CAS 1488867-18-0)
Recommended Standards
- (S)-BENZYL 2-(2-OXOOXAZOLIDIN-4-YL)ACETATE (CAS 540496-34-2)
- 1-(2,4-Dimethoxyphenyl)pyrrolidine-2,5-dione (CAS 882080-92-4)
- (S)-4-(Cbz-amino)-2-oxotetrahydrofuran (CAS 87219-29-2)
- 2-Chloro-3-fluorophenylacetic Acid (CAS 1000523-07-8)
- 3-(5-Carboxypentyl)-2-(3-(3-(5-carboxypentyl)-5-sulfobenzo[d]oxazol-2(3H)-ylidene)prop-1-en-1-yl)benzo[d]oxazol-3-ium-5-sulfonate (CAS 185397-55-1)
- 3-[(2-methylpropyl)amino]-1lambda6-thiolane-1,1-dione hydrochloride (CAS 464876-48-0)
- 2,2-difluorocyclohexanol (CAS 1546282-70-5)
- 3-[(2,5-difluorophenyl)sulfanyl]propanoic acid (CAS 926232-57-7)
- Rel-(2R,3R)-3-Methyl-4-penten-2-ol (CAS 1538-23-4)
- Fibrinogen-Binding Peptide (CAS 137235-80-4)
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