4'-(Bromomethyl)-2'-chloro-2,3,4,5,6-pentafluoro-1,1'-biphenyl CAS 1261468-83-0
| CAS No. | 1261468-83-0 |
| Molecular Formula | C13H5BrClF5 |
| Molecular Weight | 371.53 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.
4'-(Bromomethyl)-2'-chloro-2,3,4,5,6-pentafluoro-1,1'-biphenyl (CAS 1261468-83-0), molecular formula C13H5BrClF5 and molecular weight 371.53 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H5BrClF5, 4'-(Bromomethyl)-2'-chloro-2,3,4,5,6-pentafluoro-1,1'-biphenyl contains fluorine/chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 371.53 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 4'-(Bromomethyl)-2'-chloro-2,3,4,5,6-pentafluoro-1,1'-biphenyl 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 | C13H5BrClF5 |
| Molecular Weight | 371.53 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 1990 |
| Halogen Content | F/Cl/Br-containing |
Related Bromomethyl Standards
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- 3-Bromomethyl-1-chloro-4-(4-methoxy-2-nitrophenoxy)benzene (CAS 1215782-19-6)
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Recommended Standards
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- Tofacitinib Impurity 229 (CAS CATO-C4X-1079229)
- Ethyl 6-bromo-3-chloro-8-(trifluoromethyl)imidazo[1,2-a]pyridine-2-carboxylate (CAS 1121056-78-7)
- Methyl 1-[(3-chlorophenyl)methyl]-2-ethyl-5-methoxy-1H-indole-3-carboxylate (CAS 1092345-30-6)
- 3-Aminooctan-4-ol (CAS 1001354-72-8)
- Acetyl-PHF6IV amide trifluoroacetate salt (CAS 2022956-51-8)
- N-([1,1':4',1''-terphenyl]-4-yl)-[1,1':2',1''-terphenyl]-4-amine (CAS 1222634-03-8)
- 2-(Trifluoromethyl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-imidazole (CAS 2211929-62-1)
- (4E)-Octenedinitrile-1,8-13C2 (CAS 1185245-34-4)
- 6-Bromo-3-(difluoromethyl)-5-methoxypyridin-2-amine (CAS 1806801-85-3)
- 2-(1-{[3-methyl-4-(propan-2-yl)phenyl]amino}ethylidene)-2,3-dihydro-1H-indene-1,3-dione (CAS 1020252-32-7)
- Methyl 4-((isobutylamino)methyl)benzoate (CAS 1019531-61-3)
- Semaglutide impurity 31 (CAS CATO-C4X-222631)
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