N-(2,4-difluorophenyl)-3-(2-nitrophenoxy)thiophene-2-carboxamide CAS 252027-00-2
| CAS No. | 252027-00-2 |
| Molecular Formula | C17H10F2N2O4S |
| Molecular Weight | 376.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), N-(2,4-difluorophenyl)-3-(2-nitrophenoxy)thiophene-2-carboxamide 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.
N-(2,4-difluorophenyl)-3-(2-nitrophenoxy)thiophene-2-carboxamide (CAS 252027-00-2) is a high-purity analytical reference standard with the molecular formula C17H10F2N2O4S and a molecular weight of 376.33 g/mol.
Based on its molecular formula C17H10F2N2O4S, N-(2,4-difluorophenyl)-3-(2-nitrophenoxy)thiophene-2-carboxamide contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 376.33 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 | C17H10F2N2O4S |
| Molecular Weight | 376.33 g/mol |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- N'-[(1E)-1-(7-Methoxy-1-benzofuran-2-yl)ethylidene]-4-(trifluoromethyl)benzohydrazide (CAS 478248-91-8)
- 5,5'-Di(1H-1,2,4-triazol-1-yl)-[1,1'-biphenyl]-3,3'-dicarboxylic acid (CAS 2097938-53-7)
- N-{4-[2-(1H-1,2,4-triazol-1-yl)ethoxy]phenyl}-3-(trifluoromethyl)benzamide (CAS 866008-32-4)
- N,N'-bis-(azide-PEG3)-Cy5 (CAS 2107273-46-9)
- 2,5-Dioxopyrrolidin-1-yl 3-oxocyclobutane-1-carboxylate (CAS 939412-81-4)
- N-methyl-3-(2-nitrophenoxy)thiophene-2-carboxamide (CAS 337919-94-5)
- 3-(3-Carboxyphenoxy)phthalic acid (CAS 1826827-36-4)
- 1-Ethyl-4,4'-bipiperidine (CAS 205059-32-1)
- 2-Amino-3-(4'-methyl-[1,1'-biphenyl]-4-yl)propanoic acid (CAS 1259956-54-1)
- (3-Cyclopropyl-5,6,7,8-tetrahydroimidazo[1,5-a]pyridin-1-yl)methanamine (CAS 1520471-00-4)
- Bepridil hydrochloride (CAS 68099-86-5)
- 2-(4-Chloro-3,5-dimethylphenoxy)propanoic acid (CAS 14234-20-9)
- Semaglutide impurity 76 (CAS CATO-C4X-222676)
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