1-Bromo-3-(difluoromethyl)-2-fluorobenzene CAS 1204333-52-7
| CAS No. | 1204333-52-7 |
| Molecular Formula | C7H4BrF3 |
| Molecular Weight | 225.01 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 1-Bromo-3-(difluoromethyl)-2-fluorobenzene.
1-Bromo-3-(difluoromethyl)-2-fluorobenzene (CAS 1204333-52-7) is a high-purity analytical reference standard with the molecular formula C7H4BrF3 and a molecular weight of 225.01 g/mol.
Structurally, 1-Bromo-3-(difluoromethyl)-2-fluorobenzene (C7H4BrF3) contains fluorine/bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 225.01 g/mol, it falls into the medium-molecular-weight range. 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.
As a certified reference material (CRM), 1-Bromo-3-(difluoromethyl)-2-fluorobenzene 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 | C7H4BrF3 |
| Molecular Weight | 225.01 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 |
| 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.) | 1990 |
| Halogen Content | F/Br-containing |
Related Bromo Standards
- 1-Bromo-2,4,5-trifluoro-3-methylbenzene (CAS 112822-82-9)
- 1-Bromo-2-(difluoromethyl)-3-fluorobenzene (CAS 1166820-46-7)
- 1-Bromo-2-(difluoromethyl)-4-fluorobenzene (CAS 1198171-18-4)
- 2-Bromo-1-(difluoromethyl)-3-fluorobenzene (CAS 1214338-27-8)
- 1-Bromo-4-(difluoromethyl)-2-fluorobenzene (CAS 1214386-70-5)
- 1-Bromo-2,3-difluoro-5-(fluoromethyl)benzene (CAS 1785082-71-4)
- 1-Bromo-2,5-difluoro-4-(fluoromethyl)benzene (CAS 2244083-92-7)
- 1-Bromo-3-(difluoromethyl)-5-fluorobenzene (CAS 627526-90-3)
Recommended Standards
- 1-(BROMOMETHYL)-2,3,4-TRIFLUOROBENZENE 157911-55-2 2,3,4-TRIFLUOROBENZYL BROMIDE 6-(BROMOMETHYL)-1,2,3-TRIFLUOROBENZENE ALPHA-BROMO-2,3,4-TRIFLUOROTOLUENE BC002798 BENZENE, 1-(BROMOMETHYL)-2,3,4-TRIFLUORO- (CAS 157911-55-2)
- 2,4-Dichloro-5-fluoro-3-hydroxybenzoic acid (CAS 290835-84-6)
- 2,4,5-Trifluorobenzyl Bromide (CAS 157911-56-3)
- 3,5-Dichloro-4-fluoro-2-hydroxybenzoic acid (CAS 189283-53-2)
- 2-Chloro-5-(pentafluoro-lambda6-sulfanyl)benzoic acid (CAS 1431329-70-2)
- Biotinyl-εAhx-OH (CAS 72040-64-3)
- 1-(2-Methylpropyl)-1H-pyrazole-5-carbaldehyde (CAS 1236366-12-3)
- 1-cyclopentyl-3-nitro-1H-pyrazole-5-carboxylic acid (CAS 1006441-13-9)
- 3-Chloro-1-(5-fluoro-2-hydroxyphenyl)propan-1-one (CAS 104147-77-5)
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