Ethyl 2-(3-ethoxy-4-methoxyphenyl)-2-oxoacetate CAS 1443354-61-7
| CAS No. | 1443354-61-7 |
| Molecular Formula | C13H16O5 |
| Molecular Weight | 252.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 2-(3-ethoxy-4-methoxyphenyl)-2-oxoacetate (CAS 1443354-61-7) is a high-purity analytical reference standard with the molecular formula C13H16O5 and a molecular weight of 252.26 g/mol.
Ethyl 2-(3-ethoxy-4-methoxyphenyl)-2-oxoacetate (C13H16O5) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures Ethyl 2-(3-ethoxy-4-methoxyphenyl)-2-oxoacetate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C13H16O5 |
| Molecular Weight | 252.26 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
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Recommended Standards
- Ethyl (2-methoxyphenethyl) oxalate (CAS 1443328-45-7)
- tert-Butyl 4-formyl-2-methoxyphenyl carbonate (CAS 145361-91-7)
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- Methyl 4-(3,4-dimethoxyphenyl)-4-oxobutanoate (CAS 14563-40-7)
- N-(2,5-Dimethylphenylsulfonyl)-DL-leucine (CAS 1009793-82-1)
- 3-Methyl-4H-benzo[b][1,4]thiazine-2-carbohydrazide (CAS 169058-47-3)
- N-(3,4-dihydro-2H-pyrrol-5-yl)-5-methyl-1,3,4-thiadiazol-2-amine (CAS 753466-16-9)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com