5-Nitropyridine-2-carbonyl chloride CAS 59290-88-9
| CAS No. | 59290-88-9 |
| Molecular Formula | C6H3ClN2O3 |
| Molecular Weight | 186.55 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-Nitropyridine-2-carbonyl chloride 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.
5-Nitropyridine-2-carbonyl chloride (CAS 59290-88-9) is a high-purity analytical reference standard with the molecular formula C6H3ClN2O3 and a molecular weight of 186.55 g/mol.
Structurally, 5-Nitropyridine-2-carbonyl chloride (C6H3ClN2O3) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 186.55 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H3ClN2O3 |
| Molecular Weight | 186.55 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Nitropyridine Standards
- 6-Nitropyridine-2-carbonyl chloride (CAS 60780-83-8)
- 6-methyl-5-nitropyridine-3-carboxylic acid (CAS 1523570-93-5)
- Methyl 3-Nitropyridine-2-carboxylate (CAS 103698-08-4)
- 2-Methyl-3-nitropyridine-4-carboxylic acid (CAS 18699-86-0)
- 4-Methyl-5-nitropyridine-2-carboxylic acid (CAS 5832-43-9)
- 4-Methyl-6-nitropyridine-3-carboxylic acid (CAS 60780-86-1)
- 6-Methyl-3-nitropyridine-2-carboxylic acid (CAS 21203-64-5)
- 6-Methyl-4-nitropyridine-2-carboxylic acid (CAS 30235-16-6)
Recommended Standards
- 3-Nitroisonicotinoyl chloride (CAS 59290-83-4)
- 6-Nitronicotinoyl chloride (CAS 60780-82-7)
- 2-Chloro-5-nitroisonicotinaldehyde (CAS 946136-72-7)
- 3-CHLORO-5-NITROPICOLINALDEHYDE (CAS 141238-22-4)
- (4-Chlorobutyl)(isopropyl)sulfane (CAS 115412-59-4)
- Fisetin (CAS 528-48-3)
- 1-(2-Hydroxyethyl)-N,N-bis(4-methoxybenzyl)-1H-pyrazole-3-sulfonamide (CAS 2281768-22-5)
- Heptaminol Hydrochloride (CAS 543-15-7)
- M-PEg3-4-nitrophenyl carbonate (CAS 122011-38-5)
- ethyl(3-methylbutan-2-yl)amine hydrochloride (CAS 2738-07-0)
- 8,9-Dihydronaphtho[1,2-d][1,3]dioxol-6(7H)-one (CAS 84854-57-9)
- 2,7-Dibromo-9,9’-spirobifluorene (CAS 171408-84-7)
- N2-(2,4-Dinitrophenyl)-N1,N1-diethyl-1,2-ethanediamine (CAS 56223-91-7)
- Insulin Glulisine (CAS 207748-29-6)
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