N-(1-((4-Methylbenzyl)oxy)pyridin-2(1H)-ylidene)benzenesulfonamide CAS 72805-23-3
| CAS No. | 72805-23-3 |
| Molecular Formula | C19H18N2O3S |
| Molecular Weight | 354.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
N-(1-((4-Methylbenzyl)oxy)pyridin-2(1H)-ylidene)benzenesulfonamide (CAS 72805-23-3) is a high-purity analytical reference standard with the molecular formula C19H18N2O3S and a molecular weight of 354.42 g/mol.
N-(1-((4-Methylbenzyl)oxy)pyridin-2(1H)-ylidene)benzenesulfonamide (C19H18N2O3S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures N-(1-((4-Methylbenzyl)oxy)pyridin-2(1H)-ylidene)benzenesulfonamide 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 | C19H18N2O3S |
| Molecular Weight | 354.42 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related N Standards
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Recommended Standards
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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