1-(5-Bromo-2-isopropylindolin-1-yl)ethan-1-one CAS 1951441-44-3
| CAS No. | 1951441-44-3 |
| Molecular Formula | C13H16BrNO |
| Molecular Weight | 282.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(5-Bromo-2-isopropylindolin-1-yl)ethan-1-one (CAS 1951441-44-3), molecular formula C13H16BrNO and molecular weight 282.18 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C13H16BrNO, 1-(5-Bromo-2-isopropylindolin-1-yl)ethan-1-one 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 282.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-(5-Bromo-2-isopropylindolin-1-yl)ethan-1-one 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 | C13H16BrNO |
| Molecular Weight | 282.18 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 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 |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- 1-(4-Bromo-3-methylbenzoyl)piperidine (CAS 1007212-45-4)
- 2-bromo-1-(2,3-dihydro-1H-indol-1-yl)-3-methylbutan-1-one (CAS 1016838-76-8)
- 4-Bromo-N-cyclopentyl-3-methylbenzamide (CAS 1020252-78-1)
- 2-Bromo-1-(3,4-dihydroisoquinolin-2(1H)-yl)butan-1-one (CAS 1119453-05-2)
- 1-(5-Bromo-1H-benzo[d]imidazol-2-yl)-2-methylbutan-1-amine (CAS 1179187-38-2)
- 1-(6-Bromo-1H-benzo[d]imidazol-2-yl)-3-methylbutan-1-amine (CAS 1184584-30-2)
- 2-Bromo-1-(3,4-dihydroisoquinolin-2(1H)-yl)-2-methylpropan-1-one (CAS 1225804-49-8)
- 2-Bromo-2-methyl-1-(2-methylindolin-1-yl)propan-1-one (CAS 1225808-18-3)
Recommended Standards
- 4-Ethoxycarbonylphenylboronic acid pinacol ester (CAS 195062-62-5)
- (3,5-Bis(trifluoromethyl)phenyl)(cyclopropyl)methanone (CAS 59382-41-1)
- 6-((4-Bromobenzyl)oxy)-2-azaspiro[3.3]heptane (CAS 1779136-48-9)
- (4-Bromophenyl)(2-methylpiperidin-1-yl)methanone (CAS 331256-17-8)
- (S)-GLPG0974 (CAS 2326220-69-1)
- Ethyl 2-(allylcarbamothioyl)hydrazine-1-carboxylate (CAS 263015-55-0)
- Ticagrelor Impurity 162 (CAS 16292-86-7)
- (R)-2-((4-(2-Methoxyethyl)phenoxy)methyl)oxirane (CAS 133397-54-3)
- 6-Bromo-N-methylhexan-1-amine hydrobromide (CAS 857545-08-5)
- Cefradine Impurity 25 (CAS CATO-C4X-121525)
- 7-(2,5-Dimethylphenyl)-7-oxoheptanoic acid (CAS 898787-98-9)
- 2-bromo-N-(2-bromophenyl)pyridin-3-amine (CAS 239137-47-4)
- Tedizolid Impurity 69 (CAS 1000578-04-0)
- Polymyxin B nonapeptide (CAS 86408-36-8)
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