2-Bromo-4-(trifluoromethyl)phenol CAS 81107-97-3
| CAS No. | 81107-97-3 |
| Molecular Formula | C7H4BrF3O |
| Molecular Weight | 241.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-Bromo-4-(trifluoromethyl)phenol 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.
2-Bromo-4-(trifluoromethyl)phenol (CAS 81107-97-3) is a high-purity analytical reference standard with the molecular formula C7H4BrF3O and a molecular weight of 241.01 g/mol.
Based on its molecular formula C7H4BrF3O, 2-Bromo-4-(trifluoromethyl)phenol contains a hydroxyl group, an ether linkage, fluorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 241.01 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H4BrF3O |
| Molecular Weight | 241.01 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.) | 1980 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
- 3-Bromo-5-(trifluoromethyl)phenol (CAS 1025718-84-6)
- 4-Bromo-6-methyl-2-(trifluoromethyl)pyrimidine (CAS 1100767-01-8)
- 4-Bromo-2-methyl-6-(trifluoromethyl)pyrimidine (CAS 1100767-02-9)
- 5-Bromo-4-methyl-2-(trifluoromethyl)pyrimidine (CAS 1100767-04-1)
- 5-Bromo-2-(trifluoromethyl)phenol (CAS 1121585-15-6)
- 4-Bromo-6-(trifluoromethyl)pyridin-3-amine (CAS 1196152-12-1)
- 5-Bromo-2-trifluoromethyl-pyridin-3-ylamine (CAS 1211533-18-4)
- 2-Bromo-3-(trifluoromethyl)phenol (CAS 1214323-39-3)
Recommended Standards
- 2-Bromo-1-difluoromethoxy-4-fluoro-benzene (CAS 936249-94-4)
- 2-Bromo-5-(trifluoromethyl)phenol (CAS 402-05-1)
- 2-Amino-5-bromo-3-(trifluoromethyl)pyridine (CAS 79456-34-1)
- 2-Bromo-6-(trifluoromethyl)phenol (CAS 2844-05-5)
- 2-(2-Morpholinoethoxy)-5-(trifluoromethyl)aniline (CAS 862873-92-5)
- behenyl acrylate(stabilized with MEHQ) (CAS 18299-85-9)
- 4-[(3-Iodophenoxy)methyl]piperidine (CAS 1347292-97-0)
- Methyl 2-oxo-1,2,10,11-tetrahydrobenzo[6,7]oxepino[3,2-b]pyridine-7-carboxylate (CAS 2053899-79-7)
- 3-({[(tert-butoxy)carbonyl]amino}methyl)oxane-3-carboxylic acid (CAS 2059944-43-1)
- (E)-Hex-2-enenitrile (CAS 67889-07-0)
- Methyl 3-((4-chlorophenyl)sulfonyl)-2-oxo-2H-chromene-6-carboxylate (CAS 895645-64-4)
- Tetrairidium dodecacarbonyl (CAS 11065-24-0)
- 2-Bromo-5-(4-methoxyphenyl)-1-pentene (CAS 1143461-68-0)
- (10-31)Semaglutide (CAS CATO-C4X-2226283)
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