Ethyl 3-(2-amino-3-methyl-3H-imidazo[4,5-f]quinoxalin-8-yl)propanoate CAS 113655-28-0
| CAS No. | 113655-28-0 |
| Molecular Formula | C15H17N5O2 |
| Molecular Weight | 299.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 299.33 g/mol gives Ethyl 3-(2-amino-3-methyl-3H-imidazo[4,5-f]quinoxalin-8-yl)propanoate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Ethyl 3-(2-amino-3-methyl-3H-imidazo[4,5-f]quinoxalin-8-yl)propanoate (CAS 113655-28-0) is a high-purity analytical reference standard with the molecular formula C15H17N5O2 and a molecular weight of 299.33 g/mol.
Ethyl 3-(2-amino-3-methyl-3H-imidazo[4,5-f]quinoxalin-8-yl)propanoate (C15H17N5O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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 3-(2-amino-3-methyl-3H-imidazo[4,5-f]quinoxalin-8-yl)propanoate 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 | C15H17N5O2 |
| Molecular Weight | 299.33 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 5 |
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Recommended Standards
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- 6-(1-Ethyl-3,5-dimethyl-1H-pyrazol-4-yl)-1-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1006320-14-4)
- (Z)-2-(1-cyano-2-phenylvinyl)-5,7-dimethylpyrazolo[1,5-a]pyrimidine-3-carbonitrile (CAS 1164556-51-7)
- 2-bromo-7-methyl-5H-pyrrolo[2,3-b]pyrazine (CAS 1228450-70-1)
- 4-Bromo-3-(3,5-dimethylphenyl)propiophenone (CAS 898780-50-2)
- 1-(2-Chlorobenzyl)-1h-imidazole-4-carboxylic acid (CAS 1369036-53-2)
- Hexamethylcyclotrisiloxane (CAS 541-05-9)
- 2-(3-Chloro-4-fluorobenzenesulfonamido)propanoic acid (CAS 1009505-66-1)
- β-Naphthalenesulfonyl-D-valine (CAS 182227-17-4)
- (3-((Dimethylamino)methyl)-1,2,4-oxadiazol-5-yl)methanol hydrochloride (CAS 1269199-19-0)
- 3-(2-Methoxyphenyl)[1,2,3]triazolo-[1,5-a]quinazolin-5(4H)-one (CAS 896373-15-2)
- (4S,5S)-2,2-Dimethyl-1,3-dioxolane-4,5-dicarboxylic acid (CAS 126581-14-4)
- Tirzepatide Impurity 17 (CAS CATO-C4X-324017)
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