4,6-Dimethyl-2-(2-methylpropoxy)-3-[2-(propan-2-yl)benzenesulfonyl]pyridine CAS 338965-65-4
| CAS No. | 338965-65-4 |
| Molecular Formula | C20H27NO3S |
| Molecular Weight | 361.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 4,6-Dimethyl-2-(2-methylpropoxy)-3-[2-(propan-2-yl)benzenesulfonyl]pyridine (CAS 338965-65-4), a certified reference material (molecular formula C20H27NO3S, MW 361.50 g/mol) for analytical method development and quality control.
Based on its molecular formula C20H27NO3S, 4,6-Dimethyl-2-(2-methylpropoxy)-3-[2-(propan-2-yl)benzenesulfonyl]pyridine contains a steroid core, 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 361.50 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.
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.
Physical & Chemical Properties
| Molecular Formula | C20H27NO3S |
| Molecular Weight | 361.50 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dimethyl Standards
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Recommended Standards
- 1-((S)-2-(Dimethylamino)-3-(4-hydroxyphenyl)propyl)-3-((S)-1-(thiophen-3-yl)propan-2-yl)urea (CAS 1997387-43-5)
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- (7-(2-Fluorophenyl)-1,4-thiazepan-4-yl)(2-(methylthio)phenyl)methanone (CAS 1705865-20-8)
- N-(3-Aminopropyl)-N-(2-cyclopentylethyl)isoquinoline-5-sulfonamide (CAS 651307-32-3)
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- N-(4-((1H-1,2,4-triazol-1-yl)methyl)phenyl)-2-(piperazin-1-yl)acetamide dihydrochloride (CAS 1332528-47-8)
- [cis-3-Fluoro-4-piperidyl]methanol (CAS 895634-73-8)
- 2,6-Dichloro-3-(methylsulfonyl)pyridine (CAS 1820647-64-0)
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- Palbociclib Impurity 47 (CAS CATO-C4X-112547)
- 3-Iodo-5-methoxy-1H-pyrazole (CAS 1015780-61-6)
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