2-(Methylsulfonyl)benzoic acid, 98% CAS 33963-55-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 33963-55-2 |
| Molecular Formula | C8H8O4S |
| Molecular Weight | 200.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(Methylsulfonyl)benzoic acid, 98% (CAS 33963-55-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H8O4S. Molecular weight: 200.21 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C8H8O4S |
| Molecular Weight | 200.21 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Sulfur Atoms | 1 |
Related Methylsulfonyl Standards
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- 2-(4-(Methylsulfonyl)phenyl)ethanol (CAS 214614-61-6)
Recommended Standards
- 2-(4-Fluoro-2,6-dimethylbenzylidene)malononitrile (CAS 771564-67-1)
- 2-(Methylthio)-5-(trifluoromethyl)-1,3,4-thiadiazole (CAS 32539-16-5)
- 2-(1-(2-Fluorophenyl)propylidene)malononitrile (CAS 562812-60-6)
- 1-Benzyl-3-cyano-1H-pyrrole-2-carboxylic acid (CAS 105788-28-1)
- Potassium 2,3,4,5-tetrafluorobenzoate (CAS 1562541-14-3)
- 2-(1,1-Dioxido-3-oxobenzo[d]isothiazol-2(3H)-yl)-N-(3-methoxypropyl)acetamide (CAS 799257-07-1)
- 2-((Isopropylthio)methyl)pyrimidine-4-carboxylic acid (CAS 1484243-09-5)
- 4-Chloro-6-((4-chlorobenzyl)thio)pyrimidin-2-amine (CAS 874606-46-9)
- N-(2-(4-bromophenyl)propan-2-yl)-2-(methylamino)acetamide hydrochloride (CAS 1605626-62-7)
- Neuropeptide FF (CAS 99566-27-5)
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 13829788188 / jacky.chen@cato-chem.com