3-bromo-4-chloro-2-fluorophenol CAS 1781183-19-4
| CAS No. | 1781183-19-4 |
| Molecular Formula | C6H3BrClFO |
| Molecular Weight | 225.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-bromo-4-chloro-2-fluorophenol (CAS 1781183-19-4), molecular formula C6H3BrClFO and molecular weight 225.44 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C6H3BrClFO, 3-bromo-4-chloro-2-fluorophenol contains a hydroxyl group, an ether linkage, fluorine/chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 225.44 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-bromo-4-chloro-2-fluorophenol meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H3BrClFO |
| Molecular Weight | 225.44 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1994 |
| Halogen Content | F/Cl/Br-containing |
Related bromo Standards
- 4-Bromo-2-chloro-5-fluorophenol (CAS 1036383-21-7)
- 2-Bromo-3-chloro-4-fluorophenol (CAS 1100640-19-4)
- 4-Bromo-2-chloro-3-fluorophenol (CAS 1233026-52-2)
- 5-Bromo-3-chloro-2-fluorophenol (CAS 1305322-97-7)
- 4-Bromo-3-chloro-2-fluorophenol (CAS 1360745-16-9)
- 5-Bromo-2-chloro-4-fluorophenol (CAS 148254-32-4)
- 2-Bromo-3-chloro-6-fluorophenol (CAS 1522140-28-8)
- 2-Bromo-4-chloro-5-fluorophenol (CAS 157165-23-6)
Recommended Standards
- 2-Bromo-4-chloro-3-fluorophenol (CAS 1644281-89-9)
- 2-Bromo-6-chloro-3-fluorophenol (CAS 1782417-49-5)
- 161045-79-0 4 - Bromo - 2 - chloro - 6 - fluorophenol 4-Bromo-2-chloro-6-fluoro-phenol 4-bromo-2-chloro-6-fluorophenol 4-bromo-2-chloro-6-fluorophenol 97% phenol, 4-bromo-2-chloro-6-fluoro- (CAS 161045-79-0)
- 3-Bromo-5-chloro-2-fluorophenol (CAS 1804897-55-9)
- 1-tert-butyltriazol-4-amine (CAS 1428987-38-5)
- [(R)-3-(Benzyloxycarbonyl-cyclopropyl-amino)-piperidin-1-yl]-acetic acid (CAS 1354007-54-7)
- ipramidil (CAS 83656-38-6)
- 2-{[2-ethyl-4-(trifluoromethyl)-2h-pyrazolo[3,4-b]pyridin-6-yl]sulfanyl}acetic acid (CAS 1018166-25-0)
- 4,4'-(2,5-Dimethoxy-1,4-phenylene)dipyridine (CAS 1415393-43-9)
- 898750-73-7 3-(3-Chloro-5-fluorophenyl)-1-(2,6-dimethylphenyl)propan-1-one DTXSID90644957 (CAS 898750-73-7)
- 3-Aminophthalic acid hydrochloride dihydrate (CAS 1852533-96-0)
- 1,1-Dimethyl-3-(octahydro-1H-4,7-methanoinden-1-yl)urea (CAS 3703-47-7)
- 5-Hydroxy-5-methyl-5,6-dihydro-7H-cyclopenta[b]pyridin-7-one (CAS 25028-28-8)
- D-[Thr]5-Semaglutide (CAS CATO-C4X-2226245)
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 18665070610 / Nicole.chen@cato-chem.com