3-(2-Fluoro-4-nitrophenoxy)-N-methyl-N-phenylthiophene-2-carboxamide CAS 303152-51-4
| CAS No. | 303152-51-4 |
| Molecular Formula | C18H13FN2O4S |
| Molecular Weight | 372.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C18H13FN2O4S, 3-(2-Fluoro-4-nitrophenoxy)-N-methyl-N-phenylthiophene-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 372.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
3-(2-Fluoro-4-nitrophenoxy)-N-methyl-N-phenylthiophene-2-carboxamide (CAS 303152-51-4) is a high-purity analytical reference standard with the molecular formula C18H13FN2O4S and a molecular weight of 372.37 g/mol.
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 3-(2-Fluoro-4-nitrophenoxy)-N-methyl-N-phenylthiophene-2-carboxamide 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 | C18H13FN2O4S |
| Molecular Weight | 372.37 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 |
Related Fluoro Standards
- 3-(4-Fluoro-2-nitrophenoxy)-N-methyl-N-phenylthiophene-2-carboxamide (CAS 303152-72-9)
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Recommended Standards
- 2-{[1-(4-Methylphenyl)-1H-pyrazol-4-yl]carbonyl}phenyl 2-furoate (CAS 955963-47-0)
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- 2-(2-Methyl-4-nitrophenyl)-3,4-diphenylisoxazol-5(2H)-one (CAS 90283-20-8)
- 2-(2-(((3-(4-Fluorophenyl)-5-thioxo-1H-1,2,4-triazol-4(5H)-yl)imino)methyl)phenoxy)acetic acid (CAS 575469-97-5)
- 2-Fluoro-6-(methoxymethoxy)benzoic acid (CAS 368422-22-4)
- 2-[(2-Aminophenyl)sulfanyl]-6-fluorobenzonitrile (CAS 190328-54-2)
- 1-Isopropyl-4-methyl-N-(thietan-3-yl)pyrrolidin-3-amine (CAS 1879532-42-9)
- 5-chloro-1-methyl-1H-pyrrolo[2,3-c]pyridine-3-carbonitrile (CAS 2092824-54-7)
- Flurbiprofen impurity 123 (CAS CATO-C4X-1444123)
- SYN-1022 (CAS 888719-03-7)
- 3-Hydroxytetrahydro-2,6-methanofuro[3,2-b]furan-5(2H)-one (CAS 90129-15-0)
- 5-(Bromomethyl)-4-(difluoromethyl)-3-fluoropyridin-2-amine (CAS 1805939-16-5)
- Rosuvastatin Related Compound 46 (CAS 953776-62-0)
- Tirzepatide Impurity 46 (CAS CATO-C4X-324046)
Why CATO?
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