| CAS No. | 871317-00-9 |
| Molecular Formula | C14H9FN6S2 |
| Molecular Weight | 344.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
6-(4-Fluorophenyl)-4-((1-methyl-1H-tetrazol-5-yl)thio)thieno[3,2-d]pyrimidine (CAS 871317-00-9), molecular formula C14H9FN6S2 and molecular weight 344.39 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 6-(4-Fluorophenyl)-4-((1-methyl-1H-tetrazol-5-yl)thio)thieno[3,2-d]pyrimidine (C14H9FN6S2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 344.39 g/mol, it falls into the moderately-high-molecular-weight range. 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).
As a certified reference material (CRM), 6-(4-Fluorophenyl)-4-((1-methyl-1H-tetrazol-5-yl)thio)thieno[3,2-d]pyrimidine 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 | C14H9FN6S2 |
| Molecular Weight | 344.39 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 6 |
| Sulfur Atoms | 2 |