7-bromo-2-methyl-benzofuran-4-ol CAS 2640070-69-3
| CAS No. | 2640070-69-3 |
| Molecular Formula | C9H15BrO2 |
| Molecular Weight | 235.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, 7-bromo-2-methyl-benzofuran-4-ol is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 235.12 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.
7-bromo-2-methyl-benzofuran-4-ol (CAS 2640070-69-3), molecular formula C9H15BrO2 and molecular weight 235.12 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.
As a certified reference material (CRM), 7-bromo-2-methyl-benzofuran-4-ol 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 | C9H15BrO2 |
| Molecular Weight | 235.12 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2002 |
| Halogen Content | Br-containing |
Related bromo Standards
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- 3-bromo-5-methoxy-1H-pyrrolo[2,3-b]pyridine (CAS 1053655-76-7)
- 3-bromo-6-methoxy-1H-indazole (CAS 1134328-18-9)
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- 6-bromo-4-methoxypyrazolo[1,5-a]pyridine (CAS 1207557-36-5)
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Recommended Standards
- 7-bromo-1,5-naphthyridin-4-ol (CAS 97267-60-2)
- 7-bromo-2-methylpyrrolo[2,1-f][1,2,4]triazin-4-amine (CAS 937047-46-6)
- 7-bromo-1,5-naphthyridin-3-ol (CAS 2089648-77-9)
- 7-bromo-4-methoxy-1H-pyrrolo[3,2-c]pyridine (CAS 446284-60-2)
- 1,3,7-Triazaspiro[4.4]nonane-2,4-dione (CAS 908099-69-4)
- N-(3,4-Dichlorophenyl)-1,3,5-triazine-2,4-diamine (CAS 101724-13-4)
- 2,2,2-Trifluoroethyl n-(3-methylphenyl)carbamate (CAS 96445-22-6)
- VitaminB6 Impurity D (CAS CATO-CPS-2401001)
- 5,6-Dichloroisoindoline hydrochloride (CAS 15997-91-8)
- 4-(1H-Imidazo[4,5-f][1,10]phenanthrolin-2-yl)phenol (CAS 185129-91-3)
- tert-Butyl (R)-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)cyclopent-3-en-1-yl)carbamate (CAS 2803160-57-6)
- 3-Amino-7-bromo-2,3,4,5-tetrahydro-1H-1-benzazepin-2-one hydrochloride (CAS 958075-51-9)
- 1-(Cyclopropylsulfonyl)piperidin-4-one (CAS 1016263-66-3)
- Des-Pro-Pro-Tirzepatide (CAS CATO-CPTD788696)
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