6-Chloro-5-nitro-2-picoline CAS 56057-19-3
| CAS No. | 56057-19-3 |
| Molecular Formula | C6H5ClN2O2 |
| Molecular Weight | 172.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 6-Chloro-5-nitro-2-picoline 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.
6-Chloro-5-nitro-2-picoline (CAS 56057-19-3), molecular formula C6H5ClN2O2 and molecular weight 172.57 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H5ClN2O2, 6-Chloro-5-nitro-2-picoline contains an amide 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 172.57 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.
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 | C6H5ClN2O2 |
| Molecular Weight | 172.57 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 DMSO, DMF, methanol |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 3-Chloro-5-methyl-2-nitropyridine (CAS 1210909-07-1)
- 6-Chloro-3-methyl-2-nitropyridine (CAS 1211516-41-4)
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- 6-Chloro-2-methylpyrimidine-4-carboxylic acid (CAS 136518-06-4)
Recommended Standards
- 6-Chloro-5-methylpyrimidine-4-carboxylic acid (CAS 933702-12-6)
- Methyl 3-Chloropyrazine-2-carboxylate (CAS 27825-21-4)
- 6-Chloro-2-methyl-3-nitropyridine (CAS 22280-60-0)
- Methyl 5-Chloropyrimidine-2-carboxylate (CAS 894797-00-3)
- 4,5-Diphenyl-1H-pyrazol-3-amine (CAS 63633-46-5)
- 3-(5-(4-Chlorophenyl)furan-2-yl)-1-(piperidin-1-yl)propan-1-one (CAS 853312-23-9)
- 4-Chloro-N-(3-formylphenyl)benzamide (CAS 721409-05-8)
- (Z)-Ethyl 3-((4-fluorophenyl)amino)but-2-enoate (CAS 18529-17-4)
- Isopropylquinoline (CAS 1333-53-5)
- 2,3,5,6-tetrakis(3,6-di-t-Butylcarbazol-9-yl)-1,4-dicyanobenzene (CAS 2153433-46-4)
- 3-((2,6-Dimethylpyrimidin-4-yl)amino)benzoic acid (CAS 887686-71-7)
- (2S,3R)-2-Amino-3-(methyl-13C)succinic acid (CAS 43176-54-1)
- Methyl 4'-amino-3'-fluoro[1,1'-biphenyl]-3-carboxylate (CAS 889946-51-4)
- (Tyr?)-C-Peptide (human) (CAS 57327-90-9)
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