Sodium 4-amino-2,5-dichlorobenzenesulfonate CAS 41295-98-1
| CAS No. | 41295-98-1 |
| Molecular Formula | C6H4Cl2NO3S |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Sodium 4-amino-2,5-dichlorobenzenesulfonate (CAS 41295-98-1), molecular formula C6H4Cl2NO3SNa and molecular weight 264.05 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H4Cl2NO3SNa, Sodium 4-amino-2,5-dichlorobenzenesulfonate contains a salt form, an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 264.05 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Sodium 4-amino-2,5-dichlorobenzenesulfonate 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.
Physical & Chemical Properties
| Molecular Formula | C6H4Cl2NO3S Na |
| Molecular Weight | 264.05 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, 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; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 6-Methyl-4-oxo-1-(pyridin-4-ylmethyl)-1,4-dihydropyrimidine-5-carbonitrile (CAS 303148-45-0)
- Rupatadine Fumaric Acid (CAS 182349-12-8)
- 3-Benzyl-4-phenylisoxazol-5-amine (CAS 860371-56-8)
- 1-(2-Bromoethyl)-2-iodobenzene (CAS 174585-86-5)
- Fas C- Terminal Tripeptide (CAS 189109-90-8)
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