3-(Phenylsulfonyl)benzenesulfonic acid CAS 63113-57-5
| CAS No. | 63113-57-5 |
| Molecular Formula | C12H10O5S2 |
| Molecular Weight | 298.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3-(Phenylsulfonyl)benzenesulfonic acid.
CATO supplies 3-(Phenylsulfonyl)benzenesulfonic acid (CAS 63113-57-5), a certified reference material (molecular formula C12H10O5S2, MW 298.33 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H10O5S2, 3-(Phenylsulfonyl)benzenesulfonic acid 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 298.33 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).
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 3-(Phenylsulfonyl)benzenesulfonic acid 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 | C12H10O5S2 |
| Molecular Weight | 298.33 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Sulfur Atoms | 2 |
Related Phenylsulfonyl Standards
- {2-[(Phenylsulfonyl)amino]-1,3-thiazol-4-yl}acetic acid (CAS 62557-09-9)
- 4-Methyl-2-[(phenylsulfonyl)amino]-1,3-thiazole-5-carboxylic acid (CAS 860181-82-4)
- 6-(Phenylsulfonyl)pyridine-3-sulfonamide (CAS 64356-48-5)
- Ethyl 5-(phenylsulfonyl)-1,2,3-thiadiazole-4-carboxylate (CAS 306977-17-3)
- 3-(4-(Phenylsulfonyl)piperazin-1-yl)propanoic acid (CAS 893760-31-1)
- 3-Phenyl-5-((phenylsulfonyl)methyl)-1H-pyrazole (CAS 94012-56-3)
- Ethyl 4-(phenylsulfonyl)piperazine-1-carboxylate (CAS 27106-46-3)
- Methyl (1-(phenylsulfonyl)piperidin-4-yl)carbamate (CAS 551920-89-9)
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- 1-Benzyl-3-methylpyrrolidin-2-one (CAS 108303-99-7)
- Methyl 3,6-dimethylbenzofuran-2-carboxylate (CAS 142143-68-8)
- Hexane-1,6-diyl bis(3-(3-(2H-benzo[d][1,2,3]triazol-2-yl)-5-(tert-butyl)-4-hydroxyphenyl)propanoate) (CAS 84268-08-6)
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- 2-(Phenethylamino)-2-phenyl-acetonitrile (CAS 1564-19-8)
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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
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com