(E)-4-((5-(carboxymethyl)-2-hydroxyphenyl)amino)-4-oxobut-2-enoic acid CAS 866019-68-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866019-68-3 |
| Molecular Formula | C12H11NO6 |
| Molecular Weight | 265.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-4-((5-(carboxymethyl)-2-hydroxyphenyl)amino)-4-oxobut-2-enoic acid (CAS 866019-68-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H11NO6. Molecular weight: 265.22 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H11NO6 |
| Molecular Weight | 265.22 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- Ethyl 4-(2-nitrophenyl)-2,4-dioxobutanoate (CAS 178114-28-8)
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- 5-Nitro-3-propoxybenzofuran-2-carboxylic acid (CAS 1707581-39-2)
- Ethyl 1-ethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-3-carboxylate (CAS 2402803-36-3)
- 3-[(Cyclopropylmethyl)amino]-1-(4-nitrophenyl)pyrrolidine-2,5-dione (CAS 1415719-06-0)
- 3-((2-Methylbenzyl)thio)-1-phenyl-6,7-dihydro-5H-cyclopenta[c]pyridine-4-carbonitrile (CAS 439096-31-8)
- Ethyl 1-ethyl-4-((4-methoxybenzyl)amino)-3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carboxylate (CAS 860785-52-0)
- n-[(hydrazinecarbonyl)methyl]thiophene-2-carboxamide (CAS 39978-26-2)
- N,N-Dimethyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonamide (CAS 486422-05-3)
- Tirzepatide Impurity 57 (CAS CATO-C4X-324057)
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