Ethyl 2-bromo-4-(1,3-dioxoisoindolin-2-yl)butanoate CAS 97103-97-4
| CAS No. | 97103-97-4 |
| Molecular Formula | C14H14BrNO4 |
| Molecular Weight | 340.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 340.17 g/mol gives Ethyl 2-bromo-4-(1,3-dioxoisoindolin-2-yl)butanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Ethyl 2-bromo-4-(1,3-dioxoisoindolin-2-yl)butanoate (CAS 97103-97-4), molecular formula C14H14BrNO4 and molecular weight 340.17 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of Ethyl 2-bromo-4-(1,3-dioxoisoindolin-2-yl)butanoate (C14H14BrNO4) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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), Ethyl 2-bromo-4-(1,3-dioxoisoindolin-2-yl)butanoate 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 | C14H14BrNO4 |
| Molecular Weight | 340.17 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 1984 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- Ethyl 5-bromo-1-(4-methoxybenzyl)-1H-1,2,3-triazole-4-carboxylate (CAS 2361218-30-4)
- 5-Bromo-4-fluoro-2-hydroxybenzonitrile (CAS 1445967-94-1)
- 4-Methyl-2-phenyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole (CAS 690632-24-7)
- ETHYL 3-OXO-3,4-DIHYDRO-2H-BENZO[B][1,4]OXAZINE-2-CARBOXYLATE (CAS 24011-61-8)
- 1-(Carboxymethyl)-2,3-dihydro-1h-indene-1-carboxylic acid (CAS 72735-50-3)
- 2-(Cyclopropyl(3-fluorobenzyl)amino)ethanol (CAS 1342488-86-1)
- N-methyl-1-(1-methylimidazol-4-yl)methanamine;hydrochloride (CAS 2306262-42-8)
- (3-Methylbutan-2-yl)(2-phenylethyl)amine (CAS 160254-20-6)
- Ethyl 3-(6,7-dimethoxy-4-oxoquinazolin-3(4H)-yl)propanoate (CAS 247573-03-1)
- 3-(3-fluorophenyl)propiophenone (CAS 898788-63-1)
- Des-Lys20(Side Chain)-Semaglutide (CAS CATO-C4X-2226280)
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