2,4-dimethyl-5-(methylsulfonyl)aniline CAS 849035-63-8
| CAS No. | 849035-63-8 |
| Molecular Formula | C9H13NO2S |
| Molecular Weight | 199.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-dimethyl-5-(methylsulfonyl)aniline (CAS 849035-63-8), molecular formula C9H13NO2S and molecular weight 199.27 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2,4-dimethyl-5-(methylsulfonyl)aniline (C9H13NO2S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 199.27 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
CATO manufactures 2,4-dimethyl-5-(methylsulfonyl)aniline 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 | C9H13NO2S |
| Molecular Weight | 199.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 1,3,5-Triphenyl-4,5-dihydro-1H-pyrazole (CAS 742-01-8)
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- N-(5-Cyano-2-(4-methylpiperazin-1-yl)pyrimidin-4-yl)benzamide (CAS 918662-94-9)
- 1-(2,4-Difluorophenyl)-2,2-dihydroxyethanone (CAS 1382223-26-8)
- Tert-butyl (3-carbamoyl-1,1-dioxidothietan-3-yl)(methyl)carbamate (CAS 2284988-69-6)
- Tert-butyl (1R,5R)-3,6-diazabicyclo[3.2.2]Nonane-3-carboxylate (CAS 1820575-46-9)
- (5E)-5-[(2H-1,3-Benzodioxol-5-yl)methylidene]-2-[(prop-2-en-1-yl)amino]-4,5-dihydro-1,3-thiazol-4-one (CAS 866154-27-0)
- Indenolol Monohydrochloride (CAS 81789-85-7)
- 1-(4-Methylpyrimidin-2-yl)ethan-1-amine (CAS 944899-89-2)
- Semaglutide impurity 256 (CAS CATO-C4X-2226256)
Why CATO?
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