4-Hydrazinyl-3-nitrobenzene-1-sulfonamide CAS 124839-32-3
| CAS No. | 124839-32-3 |
| Molecular Formula | C6H8N4O4S |
| Molecular Weight | 232.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Hydrazinyl-3-nitrobenzene-1-sulfonamide (CAS 124839-32-3), molecular formula C6H8N4O4S and molecular weight 232.22 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system, 4-Hydrazinyl-3-nitrobenzene-1-sulfonamide is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 232.22 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 4-Hydrazinyl-3-nitrobenzene-1-sulfonamide 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 | C6H8N4O4S |
| Molecular Weight | 232.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Hydrazinyl Standards
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Recommended Standards
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- (3,5-Dichloro-4-ethoxyphenyl)methanol (CAS 664319-19-1)
- Ethyl 3,5-dimethyl-1-(p-tolyl)-1H-pyrazole-4-carboxylate (CAS 103409-93-4)
- 4-Ethyl-5-(1-methyl-5-(trifluoromethyl)-1h-pyrazol-3-yl)-4h-1,2,4-triazole-3-thiol (CAS 1001756-37-1)
- Levofloxacin Impurity 8 (CAS 2489671-28-3)
- 3-(Pyridin-4-yl)-6-(trifluoromethyl)pyridine-2-thiol (CAS 1214362-98-7)
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- 1-(4-Methoxyphenyl)-3-methyl-1H-pyrazole-5-carbonyl chloride (CAS 1019007-97-6)
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Why CATO?
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