| CAS No. | 578751-45-8 |
| Molecular Formula | C15H14BrN3S2 |
| Molecular Weight | 380.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 380.33 g/mol gives 3-((4-Bromobenzyl)thio)-4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-((4-Bromobenzyl)thio)-4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole (CAS 578751-45-8), molecular formula C15H14BrN3S2 and molecular weight 380.33 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H14BrN3S2, 3-((4-Bromobenzyl)thio)-4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 380.33 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), 3-((4-Bromobenzyl)thio)-4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole 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 | C15H14BrN3S2 |
| Molecular Weight | 380.33 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |