(E)-4-(3-(3-Methoxyphenyl)-3-oxoprop-1-en-1-yl)benzoic acid CAS 1643380-25-9
| CAS No. | 1643380-25-9 |
| Molecular Formula | C17H14O4 |
| Molecular Weight | 282.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
CATO supplies (E)-4-(3-(3-Methoxyphenyl)-3-oxoprop-1-en-1-yl)benzoic acid (CAS 1643380-25-9), a certified reference material (molecular formula C17H14O4, MW 282.29 g/mol) for analytical method development and quality control.
Based on its molecular formula C17H14O4, (E)-4-(3-(3-Methoxyphenyl)-3-oxoprop-1-en-1-yl)benzoic acid contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 282.29 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
Physical & Chemical Properties
| Molecular Formula | C17H14O4 |
| Molecular Weight | 282.29 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
Related E Standards
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Recommended Standards
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- Ethyl 4-cyano-1H-indole-2-carboxylate (CAS 36106-30-6)
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- Ethyl N-acetyl-N-methylglycinate (CAS 34597-05-2)
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