7-(4-Bromobenzoyl)-3,3-dibromo-1,3-dihydro-2H-indol-2-one CAS 1797880-03-5
| CAS No. | 1797880-03-5 |
| Molecular Formula | C15H8Br3NO2 |
| Molecular Weight | 473.94 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution, 7-(4-Bromobenzoyl)-3,3-dibromo-1,3-dihydro-2H-indol-2-one is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 473.94 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
7-(4-Bromobenzoyl)-3,3-dibromo-1,3-dihydro-2H-indol-2-one (CAS 1797880-03-5), molecular formula C15H8Br3NO2 and molecular weight 473.94 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-(4-Bromobenzoyl)-3,3-dibromo-1,3-dihydro-2H-indol-2-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 | C15H8Br3NO2 |
| Molecular Weight | 473.94 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Bromobenzoyl Standards
- 5-(4-Bromobenzoyl)-N,N-dimethyl-3-(4-phenoxyphenyl)thiophen-2-amine (CAS 338976-27-5)
- (2-{4-[2-(4-bromobenzoyl)cyclopropyl]phenyl}cyclopropyl)(4-fluorophenyl)methanone 1005270-52-9 KS-0000368Y (CAS 1005270-52-9)
- N-(7-(3-bromobenzoyl)-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-4-methylbenzenesulfonamide (CAS 886493-71-6)
- 8-Benzyl-4-(2-bromobenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326811-10-2)
- 8-Benzyl-4-(3-bromobenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326812-77-4)
- 8-Benzyl-4-(4-bromobenzoyl)-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid (CAS 1326813-60-8)
- 4-(4-Bromobenzoyl)-3-hydroxy-5-(3-hydroxyphenyl)-1-((tetrahydrofuran-2-yl)methyl)-1H-pyrrol-2(5H)-one (CAS 617697-37-7)
- N-(2-(3-bromobenzoyl)-4,5-dimethoxyphenyl)-4-methylbenzenesulfonamide (CAS 373370-93-5)
Recommended Standards
- 4-(3-Chloro-2-fluoroanilino)-7-methoxy-6-[[1-(N-methylcarbamoylmethyl)piperidin-4-yl]oxy]quinazoline (CAS 848942-61-0)
- Prucalopride Impurity 42 (CAS CATO-C4X-103842)
- 2-(4-(Benzyloxy)-2-chlorobenzoyl)-N-tosylhydrazine-1-carboxamide (CAS 478039-98-4)
- Sporidesmin ADISCONTINUED (CAS 1456-55-9)
- 2-(Pyrimidin-2-yl)malonic acid (CAS 1260648-77-8)
- 1313714-51-0 1H-Pyrrolo[2,3-b]pyridine,4-chloro-1-[(4-methoxyphenyl)methyl]- (CAS 1313714-51-0)
- 2-(4-(Cyclohexanesulfonamido)phenyl)-N-methylacetamide (CAS 1060293-87-9)
- (2R)-1-Benzyl-N-(3-spiro[isobenzofuran-1(3H),4'-piperidin]-1'-ylpropyl)-2-pyrrolidinecarboxamide 475150-69-7 ABP000130 BAN ORL 24HCL (CAS 475150-69-7)
- 3,6-Dibromo-1-methylphenanthrene (CAS 52650-97-2)
- (R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-4-(1H-indol-3-yl)butanoic acid (CAS 2196204-42-7)
- Ethyl 4-(1-methylcyclopropyl)-2,4-dioxobutanoate (CAS 1512297-76-5)
- 1H-Pyrazole-3-carboxylic acid, 1-(2-carboxyphenyl)-4-methyl-, 3-ethyl ester (CAS 2007920-58-1)
- tert-Butyl ((5-amino-4-formylpyridin-3-yl)methyl)carbamate (CAS 1393574-75-8)
- Tirzepatide Impurity 52 (CAS CATO-C4X-324052)
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