2-(5-Bromo-2,3-dioxo-2,3-dihydro-1h-indol-1-yl)-n,n-dimethylacetamide CAS 1021023-54-0
| CAS No. | 1021023-54-0 |
| Molecular Formula | C12H11BrN2O3 |
| Molecular Weight | 311.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-(5-Bromo-2,3-dioxo-2,3-dihydro-1h-indol-1-yl)-n,n-dimethylacetamide 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.
2-(5-Bromo-2,3-dioxo-2,3-dihydro-1h-indol-1-yl)-n,n-dimethylacetamide (CAS 1021023-54-0) is a high-purity analytical reference standard with the molecular formula C12H11BrN2O3 and a molecular weight of 311.13 g/mol.
Based on its molecular formula C12H11BrN2O3, 2-(5-Bromo-2,3-dioxo-2,3-dihydro-1h-indol-1-yl)-n,n-dimethylacetamide contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 311.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H11BrN2O3 |
| Molecular Weight | 311.13 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 3-(Furan-2-yl)-1H-pyrazolo[3,4-b]pyridin-5-amine (CAS 1186609-84-6)
- 2-Bromo-1-(1,2,5-trimethyl-1H-indol-3-yl)propan-1-one (CAS 1255147-60-4)
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