4-((3-Allyl-2-hydroxybenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione CAS 478256-11-0
| CAS No. | 478256-11-0 |
| Molecular Formula | C19H18N4OS |
| Molecular Weight | 350.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-((3-Allyl-2-hydroxybenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-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.
4-((3-Allyl-2-hydroxybenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478256-11-0) is a high-purity analytical reference standard with the molecular formula C19H18N4OS and a molecular weight of 350.44 g/mol.
Structurally, 4-((3-Allyl-2-hydroxybenzylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione (C19H18N4OS) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage. 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 350.44 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).
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.
Physical & Chemical Properties
| Molecular Formula | C19H18N4OS |
| Molecular Weight | 350.44 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-((3-(2-Methoxyphenyl)allylidene)amino)-3-(m-tolyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478256-17-6)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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