2-Bromo-1-isopropoxy-4-(methoxymethoxy)benzene CAS 2158298-55-4
| CAS No. | 2158298-55-4 |
| Molecular Formula | C11H15BrO3 |
| Molecular Weight | 275.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-Bromo-1-isopropoxy-4-(methoxymethoxy)benzene (CAS 2158298-55-4), molecular formula C11H15BrO3 and molecular weight 275.14 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-Bromo-1-isopropoxy-4-(methoxymethoxy)benzene (C11H15BrO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, 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 275.14 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), 2-Bromo-1-isopropoxy-4-(methoxymethoxy)benzene 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 | C11H15BrO3 |
| Molecular Weight | 275.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | Br-containing |
Related Bromo Standards
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- Ethyl 4-bromo-1,3-diethyl-1H-pyrazole-5-carboxylate (CAS 1020722-40-0)
- 4-Bromo-1-ethyl-3-isobutyl-1H-pyrazole-5-carboxylic acid (CAS 1020722-66-0)
- 4-Bromo-N-(3-ethoxypropyl)-1h-pyrrole-2-carboxamide (CAS 1060954-20-2)
- 1-Bromo-4-(2-(2-methoxyethoxy)ethoxy)benzene (CAS 112968-89-5)
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Recommended Standards
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- 3-((2-Bromobenzyl)oxy)-2-methylpropane-1,2-diol (CAS 866155-07-9)
- (1-(4-Iodophenyl)-2,5-dimethyl-1h-pyrrole-3-carbonyl)phosphoramidic dichloride (CAS 228566-42-5)
- (E)-3,3-(3-Phenylprop-2-ene-1,1-diyl)bis(1H-indole) (CAS 874401-47-5)
- Octa-2,4-dien-1-ol (CAS 69668-94-6)
- Tert-butyl (R)-4-amino-2-methyl-2-(methylsulfonyl)butanoate (CAS 1678527-73-5)
- 3-Methyl-1H-pyrrolo[2,3-b]pyridine-6-carbonitrile (CAS 1638763-28-6)
- Dextromethorphan-D3 (CAS 524713-56-2)
- (4-Methoxy-2-(1H-pyrazol-1-yl)phenyl)boronic acid (CAS 1287753-34-7)
- 1-(2,6-Dicyclopropylpyrimidin-4-yl)pyrrolidin-3-amine (CAS 1708428-27-6)
- Diisobutyraldehyde Disulfide (CAS 15581-80-3)
- (9-D-Asp) Semaglutide X Sodium salt (CAS CATO-CPTD788617)
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