5-Bromo-1-chloro-2-ethoxy-3-fluorobenzene CAS 1936177-81-9
| CAS No. | 1936177-81-9 |
| Molecular Formula | C8H7BrClFO |
| Molecular Weight | 253.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-Bromo-1-chloro-2-ethoxy-3-fluorobenzene is closely related to a hydroxyl group, an ether linkage, fluorine/chlorine/bromine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
5-Bromo-1-chloro-2-ethoxy-3-fluorobenzene (CAS 1936177-81-9) is a high-purity analytical reference standard with the molecular formula C8H7BrClFO and a molecular weight of 253.50 g/mol.
Based on its molecular formula C8H7BrClFO, 5-Bromo-1-chloro-2-ethoxy-3-fluorobenzene 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 253.50 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.
As a certified reference material (CRM), 5-Bromo-1-chloro-2-ethoxy-3-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 | C8H7BrClFO |
| Molecular Weight | 253.50 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.) | 1996 |
| Halogen Content | F/Cl/Br-containing |
Related Bromo Standards
- 1-Bromo-5-chloro-2-ethoxy-3-fluorobenzene (CAS 1265218-86-7)
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- (S)-2-Bromo-1-(3-chloro-4-fluorophenyl)ethanol (CAS 1568253-17-7)
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Recommended Standards
- 1-(2-Bromoethoxy)-2-chloro-4-fluorobenzene (CAS 67160-00-3)
- 1-(Bromomethyl)-4-chloro-2-fluoro-5-methoxybenzene (CAS 374780-16-2)
- 1-Bromo-3-chloro-2-ethoxy-5-fluorobenzene (CAS 2121513-07-1)
- 4-(2-bromoethoxy)-1-chloro-2-fluorobenzene (CAS 1373822-50-4)
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