5-(4-Hydroxy-3-methoxyphenyl)-4-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione CAS 122772-15-0
| CAS No. | 122772-15-0 |
| Molecular Formula | C15H13N3O2S |
| Molecular Weight | 299.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
5-(4-Hydroxy-3-methoxyphenyl)-4-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione (CAS 122772-15-0), molecular formula C15H13N3O2S and molecular weight 299.35 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H13N3O2S, 5-(4-Hydroxy-3-methoxyphenyl)-4-phenyl-2,4-dihydro-3H-1,2,4-triazole-3-thione contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 299.35 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C15H13N3O2S |
| Molecular Weight | 299.35 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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- 3-Cyclopropoxy-N,N-dimethyl-5-(methylsulfonamido)isonicotinamide (CAS 1243346-43-1)
- δ-Tocotrienol (CAS 25612-59-3)
- 5,6,7,8-Tetrahydro-1,7-naphthyridin-2-amine (CAS 2169398-63-2)
- Methyl 6-(1H-Benzo[d]imidazol-2-yl)picolinate (CAS 1303614-25-6)
- Phenylephrine Impurity 104 (CAS CATO-C4X-1467104)
- 3-Methoxy-4-hydroxypyridine (CAS 62885-41-0)
- Toremifene impurity 6 (CAS CATO-C4X-13976)
- 890099-75-9 3-(4-Phenoxybenzoyl)phenyl acetate DTXSID70641641 (CAS 890099-75-9)
- 474377-01-0 5-Methyl-2-pyrrolidin-1-ylmethyl-furan-3-carboxylic acid hydrochloride (CAS 474377-01-0)
- 2-((2-(Trifluoromethyl)phenyl)amino)benzoic acid (CAS 32621-47-9)
- Insulin Degludec Impurity 9 (CAS CATO-C4X-21579)
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