4-(1-chloroethyl)-1,2-difluorobenzene CAS 221031-54-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 221031-54-5 |
| Molecular Formula | C8H7ClF2 |
| Molecular Weight | 176.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(1-chloroethyl)-1,2-difluorobenzene (CAS 221031-54-5) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H7ClF2. Molecular weight: 176.59 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H7ClF2 |
| Molecular Weight | 176.59 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.) | 2020 |
| Halogen Content | F/Cl-containing |
Related chloroethyl Standards
- 1-(2-Chloroethyl)-2,4-difluorobenzene (CAS 119779-13-4)
- 2-(2-Chloroethyl)-1,3-difluorobenzene (CAS 959232-39-4)
- 3-(2-chloroethyl)-1-methylimidazolidine-2,4-dione (CAS 1152519-18-0)
- 5-(1-chloroethyl)-3-(methoxymethyl)-1,2,4-oxadiazole (CAS 1250158-52-1)
- 3-(2-Chloroethyl)-5-(methoxymethyl)-1,2,4-oxadiazole (CAS 1824274-24-9)
- 3-(2-chloroethyl)-5-methylimidazolidine-2,4-dione (CAS 1909305-48-1)
- n-(2-Chloroethyl)pyrrolidine-1-carboxamide (CAS 1495150-98-5)
- 2-Chloroethyl 2,2,2-trifluoroacetate (CAS 40949-99-3)
Recommended Standards
- 2-(Chloromethyl)-1,3-difluoro-4-methylbenzene (CAS 647037-11-4)
- 87327-66-0 Benzene, 2-(1-chloroethyl)-1,3-difluoro- (CAS 87327-66-0)
- 3-Chloro-1H-indole-5-carbonitrile (CAS 1034690-30-6)
- N-(3,5-Difluorophenyl)piperidine-2-carboxamide (CAS 1078791-29-3)
- N-Phenyl-6-(trifluoromethyl)nicotinamide (CAS 1092346-18-3)
- 1-(Thiophen-3-yl)prop-2-en-1-ol (CAS 852998-62-0)
- N-(4-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)phenyl)methacrylamide (CAS 341965-98-8)
- H-Leu-Gly-NH2 · HBr (CAS 28671-28-5)
- N-1,3-Benzodioxol-5-yl-N-(methylsulfonyl)glycine (CAS 714203-17-5)
- Semaglutide Impurity 124 (CAS CATO-C4X-2226124)
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