1-bromo-8-chloroimidazo[1,5-a]pyrazine CAS 1352897-61-0
| CAS No. | 1352897-61-0 |
| Molecular Formula | C6H11BrClN3 |
| Molecular Weight | 240.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
1-bromo-8-chloroimidazo[1,5-a]pyrazine (CAS 1352897-61-0) is a high-purity analytical reference standard with the molecular formula C6H11BrClN3 and a molecular weight of 240.53 g/mol.
Based on its molecular formula C6H11BrClN3, 1-bromo-8-chloroimidazo[1,5-a]pyrazine contains a nitrile group, chlorine/bromine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 240.53 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
As a certified reference material (CRM), 1-bromo-8-chloroimidazo[1,5-a]pyrazine 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 | C6H11BrClN3 |
| Molecular Weight | 240.53 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 3 |
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