1019-50-7 2-amino-5-chloro-1,4-Benzenedisulfonamide CAS 1019-50-7
| CAS No. | 1019-50-7 |
| Molecular Formula | C6H8ClN3O4S2 |
| Molecular Weight | 285.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H8ClN3O4S2, 1019-50-7 2-amino-5-chloro-1,4-Benzenedisulfonamide contains 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 285.73 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
1019-50-7 2-amino-5-chloro-1,4-Benzenedisulfonamide (CAS 1019-50-7), molecular formula C6H8ClN3O4S2 and molecular weight 285.73 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 1019-50-7 2-amino-5-chloro-1,4-Benzenedisulfonamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H8ClN3O4S2 |
| Molecular Weight | 285.73 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
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Recommended Standards
- 5-(chloromethyl)-N-(4-fluorobenzyl)-1,3,4-thiadiazole-2-carboxamide (CAS 1000932-60-4)
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- Oxcarbazepine EP Impurity F (CAS 28721-08-6)
- 1-(5-Chloro-1-ethyl-6-oxo-1,6-dihydropyridazin-4-yl)piperidine-4-carboxylic acid (CAS 1082393-19-8)
- Lanthanum(III) bromide (CAS 13536-79-3)
- 1-((5-Chloro-4-ethoxypyridin-3-yl)sulfonyl)piperazine (CAS 1352531-57-7)
- 13-Ethyl-3-hydroxy-1,3,5,7,9-gonapenten-17-one 30788-51-3 (CAS 30788-51-3)
- tert-Butyl (4-methoxy-3-nitrophenyl)carbamate (CAS 1324000-28-3)
- 1-Oxa-6lambda6-thiaspiro[2.5]octane-6,6-dione (CAS 62826-67-9)
- Tofacitinib Impurity 223 (CAS CATO-C4X-1079223)
- 1,2-Dichloro-3-fluorobenzene (CAS 36556-50-0)
- 3-(4,4-Difluoropiperidin-1-yl)-2,2-dimethylpropionic acid (CAS 1889794-96-0)
- 3-(1H-Pyrrol-1-yl)pyridine (CAS 72692-99-0)
- Peptide 436 (CAS CATO-CPTD788436)
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