3-[(4-Chlorophenyl)methanesulfinyl]-5-[(naphthalen-1-yloxy)methyl]-4-phenyl-4H-1,2,4-triazole CAS 956148-54-2
| CAS No. | 956148-54-2 |
| Molecular Formula | C26H20ClN3O2S |
| Molecular Weight | 473.97 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-[(4-Chlorophenyl)methanesulfinyl]-5-[(naphthalen-1-yloxy)methyl]-4-phenyl-4H-1,2,4-triazole 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.
3-[(4-Chlorophenyl)methanesulfinyl]-5-[(naphthalen-1-yloxy)methyl]-4-phenyl-4H-1,2,4-triazole (CAS 956148-54-2) is a high-purity analytical reference standard with the molecular formula C26H20ClN3O2S and a molecular weight of 473.97 g/mol.
Structurally, 3-[(4-Chlorophenyl)methanesulfinyl]-5-[(naphthalen-1-yloxy)methyl]-4-phenyl-4H-1,2,4-triazole (C26H20ClN3O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 18.0, corresponding to approximately 18 ring(s) or double-bond equivalent(s). With a molecular weight of 473.97 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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 | C26H20ClN3O2S |
| Molecular Weight | 473.97 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- (E)-2-{4-[(4-chlorophenyl)methoxy]-3-methoxyphenyl}-N-[(3-methoxyphenyl)methyl]ethene-1-sulfonamide (CAS 339018-73-4)
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Recommended Standards
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- Ethyl 4-methyl-2-(2,2,2-trifluoroacetamido)thiazole-5-carboxylate (CAS 302804-92-8)
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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
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com