5-Bromo-2,4-difluorobiphenyl CAS 2230481-35-1
| CAS No. | 2230481-35-1 |
| Molecular Formula | C12H7BrF2 |
| Molecular Weight | 269.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
5-Bromo-2,4-difluorobiphenyl (CAS 2230481-35-1), molecular formula C12H7BrF2 and molecular weight 269.08 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C12H7BrF2, 5-Bromo-2,4-difluorobiphenyl contains fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 269.08 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).
CATO manufactures 5-Bromo-2,4-difluorobiphenyl under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H7BrF2 |
| Molecular Weight | 269.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
- 4-Bromo-2,5-difluoro-1,1'-biphenyl (CAS 121219-09-8)
- 1-Bromo-3-fluoro-2-(3-fluorophenyl)benzene (CAS 1233367-30-0)
- 4'-Bromo-3,4-difluoro-1,1'-biphenyl (CAS 124388-28-9)
- 2-Bromo-4,6-difluoro-1,1'-biphenyl (CAS 1428234-76-7)
- 3'-Bromo-3,4-difluoro-1,1'-biphenyl (CAS 1443311-64-5)
- 3'-Bromo-3,5-difluoro-1,1'-biphenyl (CAS 1443351-14-1)
- 4'-Bromo-3,5-difluoro-1,1'-biphenyl (CAS 204776-95-4)
- ethyl 2-(3-bromo-1-bicyclo[1.1.1]pentanyl)-2,2-difluoro-acetate (CAS 2374230-65-4)
Recommended Standards
- 5-(N-Boc-Amino)-4-fluoro-2-methylphenylboronic acid (CAS 2377611-77-1)
- 5-Iodo-8-methylquinoline (CAS 88474-17-3)
- 4-Iodonaphthalen-2-amine (CAS 90841-86-4)
- 5-Iodonaphthalen-1-amine (CAS 66640-75-3)
- 5-Bromo-3-methoxyquinolin-2(1H)-one (CAS 1434103-21-5)
- tert-Butyl 4-(2-(6-fluoropyridin-3-yl)ethyl)piperazine-1-carboxylate (CAS 2602340-77-0)
- 3-methoxyquinoline-4-carboxylic acid (CAS 1241386-37-7)
- 1-Fluoro-4-methoxy-2-methylsulfanylbenzene (CAS 836678-96-7)
- 2-Iodo-6-(trifluoromethylthio)pyridine (CAS 1204234-80-9)
- 3,5-Dinitro-L-tyrosine Sodium Salt (CAS 502481-30-3)
- 5-Aminoquinazoline (CAS 101421-71-0)
- Tert-butyl 6-hydroxy-1,2,4,5-tetrahydro-3H-benzo[d]azepine-3-carboxylate (CAS 873446-59-4)
- 3,6,9,12-Tetraoxapentacosanoic acid, sodium salt (1:1) (CAS 117292-47-4)
- Semaglutide Impurity 184 (CAS CATO-C4X-2226184)
Why CATO?
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