| CAS No. | 192878-99-2 |
| Molecular Formula | C5HN3S2 |
| Molecular Weight | 167.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 167.21 g/mol gives Thieno[2,3-d][1,2,3]thiadiazole-6-carbonitrile distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Thieno[2,3-d][1,2,3]thiadiazole-6-carbonitrile (CAS 192878-99-2) is a high-purity analytical reference standard with the molecular formula C5HN3S2 and a molecular weight of 167.21 g/mol.
Thieno[2,3-d][1,2,3]thiadiazole-6-carbonitrile (C5HN3S2) contains a nitrile group, sulfur-containing functionality. Its physicochemical properties are representative of its class; 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), Thieno[2,3-d][1,2,3]thiadiazole-6-carbonitrile 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 | C5HN3S2 |
| Molecular Weight | 167.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2012 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |