| CAS No. | 3176-51-0 |
| Molecular Formula | C4H5N5S |
| Molecular Weight | 155.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 155.18 g/mol gives 3-Methyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-amine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Methyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-amine (CAS 3176-51-0) is a high-purity analytical reference standard with the molecular formula C4H5N5S and a molecular weight of 155.18 g/mol.
Owing to a nitrile group, sulfur-containing functionality, 3-Methyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-amine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 155.18 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-Methyl-[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-6-amine 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 | C4H5N5S |
| Molecular Weight | 155.18 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) | 5.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |