3-(2-Methyl-propane-2-sulfonyl)-thiophene-2-carboxylic acid 3-(tert-butylsulfonyl)thiophene-2-carboxylic acid 51285-58-6 CAS 51285-58-6
| CAS No. | 51285-58-6 |
| Molecular Formula | C9H12O4S2 |
| Molecular Weight | 248.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3-(2-Methyl-propane-2-sulfonyl)-thiophene-2-carboxylic acid 3-(tert-butylsulfonyl)thiophene-2-carboxylic acid 51285-58-6 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.
3-(2-Methyl-propane-2-sulfonyl)-thiophene-2-carboxylic acid 3-(tert-butylsulfonyl)thiophene-2-carboxylic acid 51285-58-6 (CAS 51285-58-6) is a high-purity analytical reference standard with the molecular formula C9H12O4S2 and a molecular weight of 248.32 g/mol.
Structurally, 3-(2-Methyl-propane-2-sulfonyl)-thiophene-2-carboxylic acid 3-(tert-butylsulfonyl)thiophene-2-carboxylic acid 51285-58-6 (C9H12O4S2) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. 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 248.32 g/mol, it falls into the medium-molecular-weight range. 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.
Physical & Chemical Properties
| Molecular Formula | C9H12O4S2 |
| Molecular Weight | 248.32 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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.) | 1971 |
| Sulfur Atoms | 2 |
Related Methyl Standards
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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