3-Chloro-2-fluoroisonicotinic Acid CAS 741683-19-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 741683-19-2 |
| Molecular Formula | C6H3ClFNO2 |
| Molecular Weight | 175.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Chloro-2-fluoroisonicotinic Acid (CAS 741683-19-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H3ClFNO2. Molecular weight: 175.54 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H3ClFNO2 |
| Molecular Weight | 175.54 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; 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.) | 1986 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 4-Chloro-5-fluoropicolinic acid (CAS 1060802-35-8)
- 6-Chloro-4-fluoropicolinic acid (CAS 1060809-28-0)
- 6-chloro-4-fluoronicotinic acid (CAS 1060809-30-4)
- 3-Chloro-5-(trifluoromethyl)-1H-1,2,4-triazole (CAS 1199215-88-7)
- 3-Chloro-6-fluoropicolinic acid (CAS 1199243-95-2)
- 2-Chloro-6-fluoroisonicotinic Acid (CAS 1211521-09-3)
- 4-Chloro-6-fluoronicotinic acid (CAS 1211525-00-6)
- 5-Chloro-2-fluoroisonicotinic acid (CAS 1211532-40-9)
Recommended Standards
- 2-Chloro-6-fluoronitrobenzene (CAS 64182-61-2)
- 4-Chloro-3-fluoropyridine-2-carboxylic Acid (CAS 860296-21-5)
- 2-Chloro-5-fluoronitrobenzene (CAS 345-17-5)
- 2-(1-(Benzo[d][1,3]dioxol-5-yl)-3,5-dimethyl-1H-pyrazol-4-yl)acetic acid (CAS 1416348-55-4)
- N-((3,5-bis(trifluoromethyl)phenyl)carbamoyl)-4-methylbenzenesulfonamide (CAS 748147-58-2)
- 2,3,4-Trichlorothiophene (CAS 17249-78-4)
- Chlorflurenol (CAS 2464-37-1)
- 3-(4'-Bromophenyl)-7-diethylaminocoumarin (CAS 720674-46-4)
- 3-(4’-Bromophenyl)-6-hydroxy-4-methylcoumarin (CAS 331821-31-9)
- Acetyl Tripeptide-1 (CAS 350595-76-5)
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