2-(4-Bromo-2-(hydroxymethyl)phenoxy)acetic acid CAS 664319-62-4
| CAS No. | 664319-62-4 |
| Molecular Formula | C9H9BrO4 |
| Molecular Weight | 261.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 261.07 g/mol gives 2-(4-Bromo-2-(hydroxymethyl)phenoxy)acetic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 2-(4-Bromo-2-(hydroxymethyl)phenoxy)acetic acid (CAS 664319-62-4), a certified reference material (molecular formula C9H9BrO4, MW 261.07 g/mol) for analytical method development and quality control.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system, 2-(4-Bromo-2-(hydroxymethyl)phenoxy)acetic acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 261.07 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.
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.
As a certified reference material (CRM), 2-(4-Bromo-2-(hydroxymethyl)phenoxy)acetic acid 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 | C9H9BrO4 |
| Molecular Weight | 261.07 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Br-containing |
Related Bromo Standards
- 3-bromo-2,5-dimethoxybenzoic acid (CAS 100940-12-3)
- Methyl 3-bromo-4-hydroxy-5-methoxybenzoate, 97% (CAS 108249-43-0)
- 3-Bromo-5H-cyclopenta[1,2-b:5,4-b']dipyridin-5-one (CAS 1182844-62-7)
- 5-Bromo-2-ethoxy-4-methyl-3-nitropyridine (CAS 1215206-58-8)
- 2-(3-Bromo-4-methoxyphenyl)-2-hydroxyacetic acid (CAS 1226125-24-1)
- 4-Bromo-5-ethoxy-2-nitroaniline (CAS 1242336-59-9)
- 5-Bromo-2-isopropoxy-3-nitropyridine (CAS 1248216-10-5)
- 2-(2-Bromo-4-nitrophenoxy)ethan-1-amine (CAS 1249615-17-5)
Recommended Standards
- 2-(3-Bromo-4-hydroxy-5-methoxyphenyl)acetic acid (CAS 206559-42-4)
- 2-(5-Bromo-2-methoxyphenyl)-2-hydroxyacetic acid (CAS 863562-53-2)
- 1-Chloro-4-((chlorodifluoromethyl)sulfonyl)benzene (CAS 403496-62-8)
- 2-[(4-Bromo-2-nitrophenyl)amino]ethanol (CAS 89980-83-6)
- 4-Methoxy-2-(methylthio)-6-(trifluoromethyl)pyrimidine (CAS 85730-33-2)
- 4-(Pyrrolidin-1-yl)benzimidamide hydrochloride (CAS 1258650-14-4)
- 3-Bromo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-2-carboxylic acid (CAS 1710661-74-7)
- 6-Bromopyrimidin-4-yl acetate (CAS 1209458-38-7)
- Ethyl 2,2-dimethyl-4-(4-methoxyphenyl)-4-oxobutyrate (CAS 898753-56-5)
- 2-azabicyclo[2.2.2]octan-6-ylmethanol hydrochloride (CAS 2031261-04-6)
- 3-Bromo-2-methylpropyl acetate (CAS 98485-87-1)
- 2-(4-Chloro-2-fluoro-3-methyl-6-(trifluoromethyl)phenyl)acetic acid (CAS 914635-43-1)
- 3-(1-aminoethyl)-N,N-dimethylbenzene-1-sulfonamide (CAS 1039986-64-5)
- Crustacean Cardioactive Peptide (CAS 107090-96-0)
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