2-chloro-6-(4-chlorophenoxy)pyridine-4-carboxylic acid CAS 42521-19-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 42521-19-7 |
| Molecular Formula | C12H7Cl2NO3 |
| Molecular Weight | 284.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-chloro-6-(4-chlorophenoxy)pyridine-4-carboxylic acid (CAS 42521-19-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H7Cl2NO3. Molecular weight: 284.09 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H7Cl2NO3 |
| Molecular Weight | 284.09 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related chloro Standards
- 4-Chloro-1-(4-chlorophenoxy)-2-nitrobenzene (CAS 135-12-6)
- 5-Chloro-6-(4-chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 1708370-79-9)
- 2-Chloro-N-(3-chloro-1,4-dioxo-1,4-dihydro-naphthalen-2-yl)-acetamide (CAS 54010-92-3)
- 2-Chloro-n-[3-chloro-4-(difluoromethoxy)phenyl]propanamide (CAS 851116-08-0)
- 4-Chloro-1-(2-chlorophenoxy)-2-nitrobenzene (CAS 22544-02-1)
- 2-Chloro-N-(3-chloro-4-fluorophenyl)benzamide (CAS 301159-88-6)
- 2-Chloro-N-(4-chloro-2-fluorophenyl)benzamide (CAS 546067-70-3)
- 3-Chloro-N-(3-chloro-4-fluorophenyl)benzamide (CAS 349128-37-6)
Recommended Standards
- 2,5-Dichlorophenyl-4'-nitrophenyl ether (CAS 39145-48-7)
- 2,4-Dichloro-1-(2-nitrophenoxy)benzene (CAS 38461-29-9)
- 2,4-Diamino-6-(4-bromo-2-fluorophenyl)-1,3,5-triazine (CAS 886762-47-6)
- Nimodipine-d7 (CAS 1246815-36-0)
- N-(2-Chloro-3-cyclopropoxypyridin-4-yl)methanesulfonamide (CAS 1243409-79-1)
- 2,4-Dimethyl 3-[2-(2,6-dimethylmorpholin-4-yl)acetyl]-1,3-thiazolidine-2,4-dicarboxylate (CAS 1009176-74-2)
- 4-(2-Methoxyphenyl)-1H-1,2,3-triazole (CAS 369363-77-9)
- 4-Hydroxy-2',3,3',4',5,5'-hexachlorobiphenyl (CAS 158076-63-2)
- 2-Thiomorpholino-6,7-dihydro-3H-pyrrolo[3,4-d]pyrimidin-4(5H)-one (CAS 1708080-19-6)
- Semaglutide impurity 256 (CAS CATO-C4X-2226256)
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