1-(2,3-Dibromophenyl)ethanone CAS 438535-97-8
| CAS No. | 438535-97-8 |
| Molecular Formula | C8H6Br2O |
| Molecular Weight | 277.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1-(2,3-Dibromophenyl)ethanone (C8H6Br2O) contains a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 277.94 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
1-(2,3-Dibromophenyl)ethanone (CAS 438535-97-8) is a high-purity analytical reference standard with the molecular formula C8H6Br2O and a molecular weight of 277.94 g/mol.
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), 1-(2,3-Dibromophenyl)ethanone 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 | C8H6Br2O |
| Molecular Weight | 277.94 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
Related Dibromophenyl Standards
- 2-(3,5-Dibromophenyl)acetaldehyde (CAS 109346-96-5)
- 1-(2,5-Dibromophenyl)ethan-1-one (CAS 32937-55-6)
- 1-(2,6-Dibromophenyl)ethanone (CAS 99419-76-8)
- 2-(2,6-Dibromophenyl)acetaldehyde (CAS 76574-33-9)
- (S)-1-(3,4-Dibromophenyl)ethan-1-amine (CAS 1241679-09-3)
- (R)-1-(3,4-Dibromophenyl)ethan-1-amine (CAS 1241679-74-2)
- 1-(2,4-Dibromophenyl)ethan-1-amine (CAS 1249483-11-1)
- (R)-1-(2,6-dibromophenyl)ethan-1-amine (CAS 1259783-15-7)
Recommended Standards
- 3’,5’-Dibromoacetophenone (CAS 14401-73-1)
- 2,4-Dibromo-6-methylbenzaldehyde (CAS 1427565-04-5)
- 4-Bromo-2-(bromomethyl)benzaldehyde (CAS 1261861-86-2)
- 3-Bromo-5-(bromomethyl)benzaldehyde (CAS 1261847-73-7)
- N1-(3-(4-(Dimethylamino)phenyl)propyl)-N2-(isoxazol-3-yl)oxalamide (CAS 953911-93-8)
- N-(4-Phenoxyphenyl)-2-(piperidin-1-yl)acetamide (CAS 69838-04-6)
- 1-(2-Methoxyethyl)-1h-indole-2-carboxylic acid (CAS 136382-30-4)
- 3-Hexyl-5,7-dihydroxy-4-methyl-2H-chromen-2-one (CAS 144765-96-8)
- 5-Methyl-1H-indole-2-carbonitrile (CAS 1522608-25-8)
- 2-(4-Methylisoxazol-5-yl)acetic acid (CAS 1368187-80-7)
- 4-(2-Methyl-4-thiazolyl)phenol [for Biochemical Research] (CAS 30686-73-8)
- 4-Methylheptan-2-one (CAS 6137-06-0)
- 6-Chloro-4-fluoro-1-(phenylsulfonyl)-1H-indole (CAS 1799412-28-4)
- [Formaldehyde Schiff-base]-Semaglutide Impurity 136 X TFA Salt (CAS CATO-C4X-2226136)
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