4-Fluoro-2-methylbenzenesulfonic acid CAS 154642-00-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 154642-00-9 |
| Molecular Formula | C7H7FO3S |
| Molecular Weight | 190.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Fluoro-2-methylbenzenesulfonic acid (CAS 154642-00-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C7H7FO3S. Molecular weight: 190.19 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C7H7FO3S |
| Molecular Weight | 190.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- Methyl7,7-difluoronorcarane-3-carboxylate (CAS 1494594-75-0)
- 1-(Tert-butyl)-3-(difluoromethyl)-1H-pyrazol-5-ol (CAS 1564723-92-7)
- <SC>DL</SC>-3,4-dihydroxymandelic acid (CAS 14883-87-5)
- 2-Bromo-4-methyl-1-(trifluoromethoxy)benzene (CAS 887268-25-9)
- 5-Ethyl-1-(2-ethylphenyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1096980-35-6)
- 6-Fluoro-4-hydroxyquinoline-3-carbonitrile (CAS 61338-20-3)
- Methyl 2-Thiazolecarboxylate (CAS 55842-56-3)
- 6-Bromo-8-(chloromethyl)-4-oxo-4H-1-benzopyran-3-carboxaldehyde (CAS 735321-26-3)
- 1,1,1-Trifluoro-N-methylmethanesulfonamide (CAS 34310-29-7)
- Des-Asp15-Tirzepatide (CAS CATO-CPTD788958)
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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