Methyl 3-methylbenzenesulfonate CAS 126865-07-4
| CAS No. | 126865-07-4 |
| Molecular Formula | C8H10O3S |
| Molecular Weight | 186.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C8H10O3S, Methyl 3-methylbenzenesulfonate contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 186.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Methyl 3-methylbenzenesulfonate (CAS 126865-07-4), molecular formula C8H10O3S and molecular weight 186.23 g/mol, is a CATO reference standard with documented purity and traceability.
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 Methyl 3-methylbenzenesulfonate 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 | C8H10O3S |
| Molecular Weight | 186.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- Methyl 2-methylbenzenesulfonate (CAS 23373-38-8)
- Ethyl 2-methylbenzenesulfonate (CAS 59222-96-7)
- 4-(4-Methylbenzenesulfonate)-4-isoquinolinol (CAS 1532-82-7)
- 4-methylbenzenesulfonate,4-nitrobenzenediazonium (CAS 1947-33-7)
- Sodium 4-methylbenzenesulfonate (CAS 12068-03-0)
- SODIUM 2-METHYLBENZENESULFONATE (CAS 15046-75-0)
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- 4-Methylbenzenesulfonate L-Phenylalanine 2,2,2-Trichloroethyl Ester (CAS 69472-84-0)
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- 52107-98-9 3-Iodo-4-methylbenzoyl chloride MFCD17015562 (CAS 52107-98-9)
- Coumarin 6H (CAS 58336-35-9)
- Allene (CAS 463-49-0)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com