tert-Butyl 2-(2-bromophenyl)-2-oxoacetate CAS 767288-73-3
| CAS No. | 767288-73-3 |
| Molecular Formula | C12H13BrO3 |
| Molecular Weight | 285.13 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, an aromatic ring system, tert-Butyl 2-(2-bromophenyl)-2-oxoacetate is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 285.13 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.
CATO supplies tert-Butyl 2-(2-bromophenyl)-2-oxoacetate (CAS 767288-73-3), a certified reference material (molecular formula C12H13BrO3, MW 285.13 g/mol) for analytical method development and quality control.
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), tert-Butyl 2-(2-bromophenyl)-2-oxoacetate 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 | C12H13BrO3 |
| Molecular Weight | 285.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Br-containing |
Recommended Standards
- N-(3,5-Dichlorophenyl)-3,5-dimethyl-1,2-oxazole-4-carboxamide (CAS 478031-32-2)
- 477710-54-6 1-(3,4-dichlorophenyl)-3,5-dimethyl-1H-pyrazole-4-carboxylic acid DTXSID70363437 (CAS 477710-54-6)
- N-(3,4-Dichlorophenyl)-3,5-dimethyl-1,2-oxazole-4-carboxamide (CAS 478031-22-0)
- 782475-35-8 3-(2-(2-(2-Bromoethoxy)ethoxy)ethoxy)propanoic acid MFCD22574820 Bromo-PEG3-acid (CAS 782475-35-8)
- Methyl 2-[(6-Chloro-3-pyridyl)oxy]acetate (CAS 928118-49-4)
- 2,5-Dibromo-3,6-difluorobenzonitrile (CAS 1806347-47-6)
- 3-(3-Bromobenzyl)azetidin-3-ol (CAS 1495199-71-7)
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- Tetramethylammonium hydroxide pentahydrate (CAS 10424-65-4)
- Retatrutide (CAS 2381089-83-2)
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