1-Chloro-4-(difluoromethyl)benzene CAS 43141-66-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 43141-66-8 |
| Molecular Formula | C7H5ClF2 |
| Molecular Weight | 162.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Chloro-4-(difluoromethyl)benzene (CAS 43141-66-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H5ClF2. Molecular weight: 162.56 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H5ClF2 |
| Molecular Weight | 162.56 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
| Halogen Content | F/Cl-containing |
Related Chloro Standards
- 2-Chloro-3,4-difluoro-1-methylbenzene (CAS 1026525-97-2)
- 3-Chloro-2,6-difluorotoluene (CAS 1208075-98-2)
- 5-Chloro-1,3-difluoro-2-methylbenzene (CAS 1208076-23-6)
- 3-CHloro-2,4-difluorotoluene (CAS 1208078-10-7)
- 1-Chloro-3,5-difluoro-2-methylbenzene (CAS 1261488-03-2)
- 1-Chloro-2,3-difluoro-5-methylbenzene (CAS 1261685-47-5)
- 2-chloro-1,5-difluoro-3-methylbenzene (CAS 1261737-12-5)
- 1-Chloro-2,3-difluoro-4-methylbenzene (CAS 1261737-51-2)
Recommended Standards
- 1-Chloro-2,5-difluoro-4-methylbenzene (CAS 879093-04-6)
- 1-Chloro-4,5-difluoro-2-methylbenzene (CAS 252936-45-1)
- 1-Chloro-2,4-difluoro-5-methylbenzene (CAS 885267-23-2)
- 2-(3,4-Dichlorophenyl)pent-4-enoic acid N-methylamide (CAS 885266-55-7)
- 2-Bromo-4-chloro-6-fluorobenzenesulfonamide (CAS 1204573-10-3)
- 2-[(pyrimidin-2-ylsulfanyl)methyl]aniline (CAS 1019613-83-2)
- 3-Bromo-4-hydroxybenzenesulfonyl chloride (CAS 1055325-23-9)
- 5,7-Dichloro-4-(2,4,5-trichlorophenoxy)-2-(trifluoromethyl)-1H-benzo[d]imidazole (CAS 63405-99-2)
- {2-[4-(1h-pyrazol-1-ylmethyl)phenyl]phenyl}methanamine (CAS 926190-25-2)
- Des-Gly34-Tirzepatide (CAS CATO-CPTD788940)
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