5-chloro-1-ethyl-2-methyl-4-nitro-1H-imidazole CAS 2302-28-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2302-28-5 |
| Molecular Formula | C6H8ClN3O2 |
| Molecular Weight | 189.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-chloro-1-ethyl-2-methyl-4-nitro-1H-imidazole (CAS 2302-28-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H8ClN3O2. Molecular weight: 189.60 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H8ClN3O2 |
| Molecular Weight | 189.60 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related chloro Standards
- 2-Chloro-5-fluoro-4-thiocyanatopyrimidine (CAS 112889-53-9)
- Ethyl 2-Chloro-5-methyloxazole-4-carboxylate (CAS 1144520-57-9)
- 2-chloro-n-[(3-methyl-1,2,4-oxadiazol-5-yl)methyl]acetamide (CAS 1178296-97-3)
- 3-(5-Chloro-3-methyl-1,2-oxazol-4-yl)propanoic acid (CAS 1209765-87-6)
- 4-Chloro-1,8-naphthyridine-3-carbonitrile (CAS 1234616-73-9)
- Methyl 2-(5-chloro-3-methyl-1,2-oxazol-4-yl)acetate (CAS 1239772-79-2)
- 6-chloro-1,7-naphthyridine-5-carbonitrile (CAS 1256463-74-7)
- 7-chloro-1,6-naphthyridine-8-carbonitrile (CAS 1256463-77-0)
Recommended Standards
- 4-Chloroquinazoline-2-carbonitrile (CAS 898044-49-0)
- 5-Chloro-4,6-dimethoxypyrimidin-2-amine (CAS 55693-77-1)
- 4-Chloro-5,6-dimethoxypyrimidin-2-amine (CAS 2827059-06-1)
- Methyl 4-(imidazo[1,2-a]pyridin-2-yl)benzoate (CAS 1493849-91-4)
- Ethyl 2-((5-cyano-[2,3'-bipyridin]-6-yl)thio)acetate (CAS 118948-02-0)
- 4-Methyl-4-(trichloromethyl)cyclohexa-2,5-dien-1-one (CAS 3274-12-2)
- Afoxolaner Impurity 28 (CAS 1308362-48-2)
- 3-Methyl-1-(6-oxaspiro[4.5]decan-9-yl)butan-1-one (CAS 1504153-19-8)
- tert-Butyl (5-chloro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)carbamate (CAS 1186637-28-4)
- Semaglutide Impurity 148 (CAS CATO-C4X-2226148)
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 13829788188 / jacky.chen@cato-chem.com