5-(((4-Methoxyphenyl)sulfonyl)methyl)-3-(o-tolyl)-1,2,4-oxadiazole CAS 1105221-96-2
| CAS No. | 1105221-96-2 |
| Molecular Formula | C17H16N2O4S |
| Molecular Weight | 344.38 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(((4-Methoxyphenyl)sulfonyl)methyl)-3-(o-tolyl)-1,2,4-oxadiazole (CAS 1105221-96-2), a certified reference material (molecular formula C17H16N2O4S, MW 344.38 g/mol) for analytical method development and quality control.
5-(((4-Methoxyphenyl)sulfonyl)methyl)-3-(o-tolyl)-1,2,4-oxadiazole (C17H16N2O4S) contains a flavonoid 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. 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.
As a certified reference material (CRM), 5-(((4-Methoxyphenyl)sulfonyl)methyl)-3-(o-tolyl)-1,2,4-oxadiazole 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 | C17H16N2O4S |
| Molecular Weight | 344.38 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.) | 1989 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methoxyphenyl Standards
- 5-(((4-Methoxyphenyl)sulfonyl)methyl)-3-(m-tolyl)-1,2,4-oxadiazole (CAS 1105206-68-5)
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Recommended Standards
- N-(3-Fluorophenyl)-2-(4-methyl-6-oxo-2-(piperidin-1-yl)pyrimidin-1(6H)-yl)acetamide (CAS 1251559-57-5)
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- rel-(2S,3S)-3-(tert-Butyl)-4-(2,6-dimethoxyphenyl)-2-methyl-2,3-dihydrobenzo[d][1,3]oxaphosphole (CAS 1292310-20-3)
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- Peptide 436 (CAS CATO-CPTD788436)
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