1-Bromo-2-chloro-4-methoxy-5-methylbenzene CAS 502159-65-1
| CAS No. | 502159-65-1 |
| Molecular Formula | C8H8BrClO |
| Molecular Weight | 235.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C8H8BrClO, 1-Bromo-2-chloro-4-methoxy-5-methylbenzene contains a hydroxyl group, an ether linkage, chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 235.51 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
1-Bromo-2-chloro-4-methoxy-5-methylbenzene (CAS 502159-65-1), molecular formula C8H8BrClO and molecular weight 235.51 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 1-Bromo-2-chloro-4-methoxy-5-methylbenzene 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 | C8H8BrClO |
| Molecular Weight | 235.51 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.) | 1984 |
| Halogen Content | Cl/Br-containing |
Related Bromo Standards
- 1-(4-Bromo-2-chlorophenyl)ethan-1-ol (CAS 1002309-96-7)
- 1-Bromo-3-chloro-2-ethoxy-benzene (CAS 1010390-50-7)
- 5-Bromo-4-chloro-2-isopropylpyrimidine (CAS 1044767-89-6)
- 5-Bromo-4-chloro-6-isopropylpyrimidine (CAS 1044768-52-6)
- 2-Bromo-1-chloro-4-methoxymethyl-benzene (CAS 1079402-21-3)
- (5-Bromo-2-chlorobenzyl)hydrazine (CAS 1096824-50-8)
- 1-Bromo-4-(chloromethyl)-2-methoxybenzene (CAS 113081-49-5)
- 4-Bromo-3-chloro-2-methylanisole (CAS 1155264-58-6)
Recommended Standards
- 1-Bromo-2-chloro-4-ethoxybenzene (CAS 313545-43-6)
- 1-Bromo-3-chloro-2-(methoxymethyl)benzene (CAS 2605894-55-9)
- 1-Bromo-2-(chloromethyl)-4-methoxybenzene (CAS 66192-25-4)
- 1-Bromo-4-(2-chloroethoxy)benzene (CAS 55162-34-0)
- 5-Cyanopyrimidine-2-carboxylic acid (CAS 1200497-85-3)
- 5-(4-(Benzyloxy)-3-methoxyphenyl)-1-(2-(dimethylamino)ethyl)-4-(furan-2-carbonyl)-3-hydroxy-1H-pyrrol-2(5H)-one (CAS 609797-01-5)
- (R)-2-Cyclopropyl-2-(4-iodophenyl)acetaldehyde (CAS 2810918-00-2)
- tert-Butyl methyl-L-alaninate (CAS 114525-98-3)
- n,4,4-Trimethyl-2-(methylsulfonyl)cyclohexan-1-amine (CAS 1339401-60-3)
- (R)-2-Hydroxy-1-methyl-5-oxopyrrolidine-2-carboxylic acid (CAS 22671-35-8)
- (9-Ethyl-9H-carbazol-3-yl)boronic acid (CAS 669072-93-9)
- 2,6-Diaminohexanoic acid hydrate (CAS 885701-25-7)
- 2,6-Dichloropyridine-3-thiol (CAS 1806270-53-0)
- [Ser39-OH] Tirzepatide (CAS CATO-C4X-324041)
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