Methyl 2-{[3-(2-nitrophenoxy)thiophen-2-yl]formamido}acetate CAS 337920-01-1
| CAS No. | 337920-01-1 |
| Molecular Formula | C14H12N2O6S |
| Molecular Weight | 336.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 2-{[3-(2-nitrophenoxy)thiophen-2-yl]formamido}acetate (CAS 337920-01-1), molecular formula C14H12N2O6S and molecular weight 336.32 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C14H12N2O6S, Methyl 2-{[3-(2-nitrophenoxy)thiophen-2-yl]formamido}acetate contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 336.32 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), Methyl 2-{[3-(2-nitrophenoxy)thiophen-2-yl]formamido}acetate 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 | C14H12N2O6S |
| Molecular Weight | 336.32 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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- 5-(Aminomethyl)-N,N-dimethylpyridin-3-amine (CAS 1108726-01-7)
- 3-Methylfuro[3,2-c]pyridine (CAS 167420-52-2)
- 5-((2S,4S)-2-methyltetrahydro-2H-pyran-4-yl)pyrazin-2-amine (CAS 1715029-84-7)
- Tetracaine Impurity 37 (CAS 512175-79-0 (free base))
- 3-(4-Methoxyphenyl)-6-(piperazin-1-yl)pyridazine (CAS 1338657-33-2)
- 5-Methoxy-1-(pyrazin-2-yl)pentane-1,3-dione (CAS 1342464-26-9)
- Tirzepatide Impurity 16 (CAS CATO-C4X-324016)
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