Ethyl 2-(4-{[2-nitro-4-(trifluoromethyl)phenyl]amino}phenoxy)propanoate CAS 73553-87-4
| CAS No. | 73553-87-4 |
| Molecular Formula | C18H17F3N2O5 |
| Molecular Weight | 398.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 2-(4-{[2-nitro-4-(trifluoromethyl)phenyl]amino}phenoxy)propanoate (CAS 73553-87-4) is a high-purity analytical reference standard with the molecular formula C18H17F3N2O5 and a molecular weight of 398.33 g/mol.
Based on its molecular formula C18H17F3N2O5, Ethyl 2-(4-{[2-nitro-4-(trifluoromethyl)phenyl]amino}phenoxy)propanoate contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 398.33 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.
As a certified reference material (CRM), Ethyl 2-(4-{[2-nitro-4-(trifluoromethyl)phenyl]amino}phenoxy)propanoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C18H17F3N2O5 |
| Molecular Weight | 398.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
- Bis(2,4-dinitrophenyl) disulfide (CAS 2217-55-2)
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- 5-(4-Aminophenoxy)-2-[3-(trifluoromethyl)-phenyl]-1H-isoindole-1,3(2H)-dione (CAS 310451-95-7)
- Losartan Impurity 46 (CAS 757149-84-1)
- (E)-((4-Chloro-2-methylbut-2-en-1-yl)sulfonyl)benzene (CAS 59277-17-7)
- (1E)-1-Iodo-3-methyl-1-butene (CAS 66702-96-3)
- Phenol, 4-(4-methyl-1-piperazinyl)- (CAS 163210-63-7)
- (2-Methoxyquinolin-4-yl)methanamine (CAS 708261-70-5)
- 3-(4,5-Dimethyl-1h-imidazol-1-yl)benzaldehyde (CAS 1343030-67-0)
- 8-((2-Hydroxyethyl)amino)-7-(2-methoxyethyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione (CAS 333769-10-1)
- Cholesterol ethyl carbonate (CAS 23836-43-3)
- 4-(Bromomethyl)-2-(4-fluorophenyl)-5-methylthiazole (CAS 663909-23-7)
- 2-(5-Chloro-3-(trifluoromethyl)pyridin-2-yl)ethan-1-amine (CAS 1393532-07-4)
- Macrocyclic Peptide flaviviridae Viruses InhibitorDISCONTINUED (CAS 1510841-23-2)
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