| CAS No. | 7254-13-9 |
| Molecular Formula | C11H9N3O3S2 |
| Molecular Weight | 295.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 295.34 g/mol gives N-(5-((4-nitrophenyl)thio)thiazol-2-yl)acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N-(5-((4-nitrophenyl)thio)thiazol-2-yl)acetamide (CAS 7254-13-9), molecular formula C11H9N3O3S2 and molecular weight 295.34 g/mol, is a CATO reference standard with documented purity and traceability.
N-(5-((4-nitrophenyl)thio)thiazol-2-yl)acetamide (C11H9N3O3S2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), N-(5-((4-nitrophenyl)thio)thiazol-2-yl)acetamide 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.
| Molecular Formula | C11H9N3O3S2 |
| Molecular Weight | 295.34 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |