| CAS No. | 35179-63-6 |
| Molecular Formula | C6H8F3N3OS |
| Molecular Weight | 227.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 227.21 g/mol gives 5-Hydroxy-3-methyl-5-(trifluoromethyl)-4,5-dihydro-1H-pyrazole-1-carbothioamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
5-Hydroxy-3-methyl-5-(trifluoromethyl)-4,5-dihydro-1H-pyrazole-1-carbothioamide (CAS 35179-63-6), molecular formula C6H8F3N3OS and molecular weight 227.21 g/mol, is a CATO reference standard with documented purity and traceability.
5-Hydroxy-3-methyl-5-(trifluoromethyl)-4,5-dihydro-1H-pyrazole-1-carbothioamide (C6H8F3N3OS) contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, fluorine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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), 5-Hydroxy-3-methyl-5-(trifluoromethyl)-4,5-dihydro-1H-pyrazole-1-carbothioamide 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 | C6H8F3N3OS |
| Molecular Weight | 227.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1967 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |