4-Oxo-4H-chromene-3-sulfonic acid CAS 84200-64-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 84200-64-6 |
| Molecular Formula | C9H6O5S |
| Molecular Weight | 226.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Oxo-4H-chromene-3-sulfonic acid (CAS 84200-64-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C9H6O5S. Molecular weight: 226.21 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C9H6O5S |
| Molecular Weight | 226.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Sulfur Atoms | 1 |
Recommended Standards
- 4H-Benzo[e][1,2,4]thiadiazine-7-carboxylic acid 1,1-dioxide (CAS 945388-03-4)
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- 4-(Diethylphosphinyl)benzoic acid (CAS 7078-92-4)
- (2E)-2-{[(3-chlorophenyl)amino]methylidene}-3,4-dihydro-2H-1,4-benzothiazin-3-one (CAS 1164490-94-1)
- (8aR)-2,3,6,7,8,8a-hexahydro-1H-pyrrolo[1,2-a]pyrazin-4-one;hydrochloride (CAS 1303974-99-3)
- Methyl 5-cyano-1-(4-fluorophenyl)-4-methyl-6-oxo-1,6-dihydropyridazine-3-carboxylate (CAS 339018-13-2)
- Phenyl ethylenesulfonate (CAS 1562-34-1)
- 1-(4-Chloro-3,5-dimethylphenyl)ethanol (CAS 1314972-32-1)
- 4-Trifluoromethylphenacyl bromide 2-Bromo-1-[4-(trifluoromethyl)phenyl]ethan-1-one p-Trifluoromethyl-2-bromoacetophenone 2-Bromo-4'-(trifluoromethyl)acetophenone 4-(Trifluoromethyl)phenacyl bromide 383-53-9 (CAS 383-53-9)
- Liraglutide Impurity 10 TFA Salt (CAS CATO-C4X-199210)
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