4-(3,4-Dichlorophenyl)-2-methyl-2,4-dihydro-3H-1,2,4-triazole-3-thione CAS 478247-46-0
| CAS No. | 478247-46-0 |
| Molecular Formula | C9H7Cl2N3S |
| Molecular Weight | 260.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution, 4-(3,4-Dichlorophenyl)-2-methyl-2,4-dihydro-3H-1,2,4-triazole-3-thione is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 260.14 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4-(3,4-Dichlorophenyl)-2-methyl-2,4-dihydro-3H-1,2,4-triazole-3-thione (CAS 478247-46-0), molecular formula C9H7Cl2N3S and molecular weight 260.14 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-(3,4-Dichlorophenyl)-2-methyl-2,4-dihydro-3H-1,2,4-triazole-3-thione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H7Cl2N3S |
| Molecular Weight | 260.14 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Dichlorophenyl Standards
- 4-(2,4-Dichlorophenyl)-2-hydrazinylthiazole (CAS 133767-88-1)
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