Ethyl 3-(((3-hydroxy-1-oxo-1H-inden-2-yl)methylene)amino)benzoate CAS 497061-07-1
| CAS No. | 497061-07-1 |
| Molecular Formula | C19H15NO4 |
| Molecular Weight | 321.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
Ethyl 3-(((3-hydroxy-1-oxo-1H-inden-2-yl)methylene)amino)benzoate (CAS 497061-07-1) is a high-purity analytical reference standard with the molecular formula C19H15NO4 and a molecular weight of 321.33 g/mol.
Ethyl 3-(((3-hydroxy-1-oxo-1H-inden-2-yl)methylene)amino)benzoate (C19H15NO4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures Ethyl 3-(((3-hydroxy-1-oxo-1H-inden-2-yl)methylene)amino)benzoate 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 | C19H15NO4 |
| Molecular Weight | 321.33 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 |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- 2-(4-(4-Chlorobenzyl)piperazin-1-yl)-1-(indolin-1-yl)ethan-1-one (CAS 240127-55-3)
- n-((1,2,3-Thiadiazol-4-yl)methyl)-1-methoxybutan-2-amine (CAS 1342442-38-9)
- 7-Chloroisoquinoline-1-carboxylic acid (CAS 552850-71-2)
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- 5-(3,4-Dimethylphenyl)-3-hydrazinyl-1,2,4-triazine (CAS 915924-87-7)
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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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