1-Bromo-2-chloro-4-fluoro-5-methoxybenzene CAS 1823372-35-5
| CAS No. | 1823372-35-5 |
| Molecular Formula | C7H5BrClFO |
| Molecular Weight | 239.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a hydroxyl group, an ether linkage, fluorine/chlorine/bromine substitution, an aromatic ring system, 1-Bromo-2-chloro-4-fluoro-5-methoxybenzene is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 239.47 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
1-Bromo-2-chloro-4-fluoro-5-methoxybenzene (CAS 1823372-35-5), molecular formula C7H5BrClFO and molecular weight 239.47 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1-Bromo-2-chloro-4-fluoro-5-methoxybenzene 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 | C7H5BrClFO |
| Molecular Weight | 239.47 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.) | 1995 |
| Halogen Content | F/Cl/Br-containing |
Related Bromo Standards
- (2-Bromo-4-chloro-5-fluorophenyl)methanol (CAS 1067882-62-5)
- 2-Bromo-4-chloro-1-fluoro-3-methoxybenzene (CAS 1208074-84-3)
- 5-Bromo-2-chloro-1-fluoro-3-methoxybenzene (CAS 1261216-28-7)
- 4-Bromo-2-chloro-5-fluorobenzyl alcohol (CAS 1338254-21-9)
- 1-Bromo-4-chloro-3-fluoro-2-methoxybenzene (CAS 1414870-75-9)
- (2-Bromo-4-chloro-6-fluorophenyl)methanol (CAS 1449008-26-7)
- (6-Bromo-3-chloro-2-fluorophenyl)methanol (CAS 1449008-28-9)
- 1-Bromo-4-chloro-2-fluoro-5-methoxybenzene (CAS 146447-18-9)
Recommended Standards
- (4-Bromo-2-chloro-6-fluorophenyl)methanol (CAS 1823343-34-5)
- 2-Bromo-3-chloro-6-fluorobenzyl alcohol (CAS 1823576-75-5)
- 3-Bromo-5-chloro-2-fluorobenzyl alcohol (CAS 1809161-65-6)
- 3-Bromo-4-chloro-2-fluorobenzyl Alcohol (CAS 1824057-69-3)
- 2-Propenoic acid, 3-[3,4-bis(difluoromethoxy)phenyl]-, (2E)- (CAS 1164145-18-9)
- N-(4-(tert-Butyl)phenyl)-2-(isopropyl((5-phenyl-1,3,4-oxadiazol-2-yl)methyl)amino)acetamide (CAS 1197972-50-1)
- 3,5-Dichloro-N-[(2,2-dimethyl-4,6-dioxo-1,3-dioxan-5-ylidene)methyl]benzamide (CAS 477885-74-8)
- 3-(4-Bromophenyl)-1-(o-tolyl)propan-1-one (CAS 898760-95-7)
- Lacosamide Impurity 18 (CAS CATO-C4X-183018)
- 4-(Cyclohexylmethyl)-3-isopropylphenol (CAS 1243439-92-0)
- (3-(1H-Benzo[d]imidazol-2-yl)azetidin-1-yl)(benzo[c][1,2,5]thiadiazol-5-yl)methanone (CAS 1351608-47-3)
- 3-Cycloheptyl-3-hydroxypropanenitrile (CAS 1541910-38-6)
- 4-(6-Bromo-2,8-dimethylimidazo[1,2-a]pyridin-3-yl)-2-hydrazinylthiazole (CAS 886503-73-7)
- Semaglutide impurity 248 (CAS CATO-C4X-2226248)
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