2,3-Dichloropyridine CAS 2402-77-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2402-77-9 |
| Molecular Formula | C5H3Cl2N |
| Molecular Weight | 147.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3-Dichloropyridine (CAS 2402-77-9) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C5H3Cl2N. Molecular weight: 147.99 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C5H3Cl2N |
| Molecular Weight | 147.99 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Dichloropyridine Standards
- 3,4-Dichloropyridine (CAS 55934-00-4)
- 2,4-Dichloropyridine (CAS 26452-80-2)
- 2,6-Dichloropyridine (CAS 2402-78-0)
- 2,5-Dichloropyridine (CAS 16110-09-1)
- 2,3-Dichloropyridine-2-13C (CAS 1644451-39-7)
- 2,4-Dichloropyridine 1-oxide (CAS 13602-59-0)
- 2,3-Dichloropyridine1-oxide (CAS 53976-65-1)
- 2,5-Dichloropyridine 1-oxide (CAS 53976-62-8)
Recommended Standards
- Etoricoxib Impurity 39 (CAS 2457-47-8)
- 4-Vinylphenylboronic Acid (CAS 2156-04-9)
- Styrylboronic acid (CAS 4363-35-3)
- Sodium (S)-2-hydroxy-3-methylbutanoate (CAS 54641-19-9)
- 2-(Pyridine-4-carbonyl)cyclohexan-1-one (CAS 100192-17-4)
- 3-Methyl-1,4-dihydro-[1,2,4]triazolo[5,1-c][1,2,4]triazine (CAS 61140-02-1)
- (Z)-3-Chloroacrylonitrile (CAS 3721-37-7)
- 4-Acetyl-4-methylheptanedioic acid (CAS 19830-09-2)
- (2S,4R)-4-Ethylpiperidine-2-carboxylic acid (CAS 755752-40-0)
- Semaglutide impurity 86 (CAS CATO-C4X-152686)
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