1242974-44-2 tert-Butyl 4-pyrrolo[1,2-a]quinoxalin-4-ylpiperazine-1-carboxylate MFCD15732193 CAS 1242974-44-2
| CAS No. | 1242974-44-2 |
| Molecular Formula | C20H24N4O2 |
| Molecular Weight | 352.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 352.43 g/mol gives 1242974-44-2 tert-Butyl 4-pyrrolo[1,2-a]quinoxalin-4-ylpiperazine-1-carboxylate MFCD15732193 distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1242974-44-2 tert-Butyl 4-pyrrolo[1,2-a]quinoxalin-4-ylpiperazine-1-carboxylate MFCD15732193 (CAS 1242974-44-2) is a high-purity analytical reference standard with the molecular formula C20H24N4O2 and a molecular weight of 352.43 g/mol.
Based on its molecular formula C20H24N4O2, 1242974-44-2 tert-Butyl 4-pyrrolo[1,2-a]quinoxalin-4-ylpiperazine-1-carboxylate MFCD15732193 contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 352.43 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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), 1242974-44-2 tert-Butyl 4-pyrrolo[1,2-a]quinoxalin-4-ylpiperazine-1-carboxylate MFCD15732193 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 | C20H24N4O2 |
| Molecular Weight | 352.43 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 4 |
Recommended Standards
- Methyl (4-(2-oxo-2-((4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)amino)ethyl)thiazol-2-yl)carbamate (CAS 1203391-40-5)
- tert-Butyl (R)-3-(2,4,5-trimethoxyphenyl)piperazine-1-carboxylate (CAS 1260591-36-3)
- 1-(1-tritylimidazol-4-yl)ethanone (CAS 116795-55-2)
- tert-Butyl (R)-3-(3,4,5-trimethoxyphenyl)piperazine-1-carboxylate (CAS 1260605-83-1)
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- 1-(4-Chloro-3-methoxy-5-(methylamino)phenyl)propan-2-one (CAS 64095-22-3)
- 2-(2-Chloro-6-fluorophenyl)-7-fluoro-2H-pyrazolo[4,3-c]pyridine (CAS 1378040-67-5)
- Semaglutide impurity 272 (CAS CATO-C4X-2226272)
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