2-{[(4-chlorophenyl)methyl]sulfanyl}-4-methyl-3-(4-methylbenzenesulfonyl)-6-phenylpyridine CAS 478245-26-0
| CAS No. | 478245-26-0 |
| Molecular Formula | C26H22ClNO2S2 |
| Molecular Weight | 480.04 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-{[(4-chlorophenyl)methyl]sulfanyl}-4-methyl-3-(4-methylbenzenesulfonyl)-6-phenylpyridine is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-{[(4-chlorophenyl)methyl]sulfanyl}-4-methyl-3-(4-methylbenzenesulfonyl)-6-phenylpyridine (CAS 478245-26-0), molecular formula C26H22ClNO2S2 and molecular weight 480.04 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-{[(4-chlorophenyl)methyl]sulfanyl}-4-methyl-3-(4-methylbenzenesulfonyl)-6-phenylpyridine (C26H22ClNO2S2) 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 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 480.04 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
As a certified reference material (CRM), 2-{[(4-chlorophenyl)methyl]sulfanyl}-4-methyl-3-(4-methylbenzenesulfonyl)-6-phenylpyridine 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.
Physical & Chemical Properties
| Molecular Formula | C26H22ClNO2S2 |
| Molecular Weight | 480.04 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related chlorophenyl Standards
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