6-Nitropyridine-3-sulfonamide CAS 75903-64-9
| CAS No. | 75903-64-9 |
| Molecular Formula | C5H5N3O4S |
| Molecular Weight | 203.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
6-Nitropyridine-3-sulfonamide (CAS 75903-64-9) is a high-purity analytical reference standard with the molecular formula C5H5N3O4S and a molecular weight of 203.18 g/mol.
Structurally, 6-Nitropyridine-3-sulfonamide (C5H5N3O4S) contains a carbohydrate-derived structure, an amide group, a sulfone group. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 203.18 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 6-Nitropyridine-3-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 | C5H5N3O4S |
| Molecular Weight | 203.18 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 |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Nitropyridine Standards
- 2-Nitropyridine-3-sulfonamide (CAS 75903-61-6)
- 3-Nitropyridine-2-sulfonamide (CAS 75903-50-3)
- 5-nitropyridine-2-sulfonamide (CAS 75903-49-0)
- 5-Nitropyridine-3-sulfonamide (CAS 62009-07-8)
- 6-Nitropyridine-2-sulfonamide (CAS 75903-60-5)
- 4-Nitropyridine-3-sulfonic acid (CAS 33263-46-6)
- 5-Nitropyridine-2-sulfonic acid (CAS 465529-94-6)
- 5-nitropyridine-2-sulfonyl fluoride (CAS 1935641-61-4)
Recommended Standards
- Diethyl 1H-pyrrol-2-ylphosphonate (CAS 941-24-2)
- Ethyl 2-oxo-2-(2-oxopyrrolidin-3-yl)acetate (CAS 90090-56-5)
- Methyl (5-nitrothiazol-2-yl)carbamate (CAS 98024-73-8)
- 4-((Trifluoromethyl)thio)benzonitrile (CAS 332-26-3)
- 4-Amino-N-methylcyclohexane-1-carboxamide hydrochloride (CAS 1235441-24-3)
- Trichloroheptyl Stannane (CAS 59344-47-7)
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- 1-(Bromomethyl)-5-chloro-4-fluoro-2-(trifluoromethyl)benzene (CAS 2090498-26-1)
- 4-Cyclopropanecarbonyl-N-[(furan-2-yl)methyl]-1H-pyrrole-2-carboxamide (CAS 439095-96-2)
- 2-(Naphthalene-2-sulfonamido)propanoic acid (CAS 202326-39-4)
- 6-Amino-8-methyl-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 1210455-01-8)
- TETRAETHYLAMMONIUM FLUORIDE HYDRATE97% (CAS 63123-02-4)
- (1R,2R)-rel-Methyl 2-((tert-butoxycarbonyl)amino)cyclopropanecarboxylate (CAS 162129-55-7)
- Peptide 440 (CAS CATO-CPTD788440)
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 18665070610 / Nicole.chen@cato-chem.com