3,5-Dichloro-2-hydroxybenzenesulfonic acid CAS 26281-43-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 26281-43-6 |
| Molecular Formula | C6H4Cl2O4S |
| Molecular Weight | 243.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3,5-Dichloro-2-hydroxybenzenesulfonic acid (CAS 26281-43-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H4Cl2O4S. Molecular weight: 243.06 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C6H4Cl2O4S |
| Molecular Weight | 243.06 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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.) | 1964 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Dichloro Standards
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Recommended Standards
- 2-fluoro-3-iodo-6-methylpyridine (CAS 884494-48-8)
- 2-Cyclopropyl-5-bromopyrimidine-4-carboxylic acid (CAS 304902-95-2)
- 3-bromo-1-ethyl-4H-pyrazolo[4,3-d]pyrimidin-7-one (CAS 2842080-95-7)
- 2-(4-Fluorophenyl)cyclopropanecarboxylic Acid (CAS 879324-64-8)
- n'-Hydroxy-2-(2,2,2-trifluoroethoxy)acetimidamide (CAS 1016846-60-8)
- 4-(Methylamino)phenol sulfate (CAS 51-72-9)
- (8-fluoro-1,2,3,4-tetrahydroquinolin-3-yl)methanol (CAS 1017191-02-4)
- 2-Imino-10-methyl-1-(pyridin-3-ylmethyl)-3-tosyl-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one (CAS 606960-71-8)
- 3-[[(1,1-Dimethylethoxy)carbonyl]amino]bicyclo[2.2.1]heptane-2-carboxylic acid (CAS 76198-37-3)
- Semaglutide Impurity 144 (CAS 394210-59-4)
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