2-Bromo-5-(4-methyl-1-piperazinyl)pyrazine CAS 955050-06-3
| CAS No. | 955050-06-3 |
| Molecular Formula | C9H13BrN4 |
| Molecular Weight | 257.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Bromo-5-(4-methyl-1-piperazinyl)pyrazine (C9H13BrN4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2-Bromo-5-(4-methyl-1-piperazinyl)pyrazine (CAS 955050-06-3) is a high-purity analytical reference standard with the molecular formula C9H13BrN4 and a molecular weight of 257.13 g/mol.
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), 2-Bromo-5-(4-methyl-1-piperazinyl)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 | C9H13BrN4 |
| Molecular Weight | 257.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| 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 | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Bromo Standards
- 3-Bromo-6-(4-methylpiperazin-1-yl)pyridazine (CAS 1027513-15-0)
- 5-Bromo-n-[(oxolan-2-yl)methyl]pyridin-2-amine (CAS 1036500-56-7)
- (5-Bromo-4-(pyrrolidin-1-yl)pyridin-2-yl)methanol (CAS 103971-48-8)
- 5-Bromo-N,N-diethyl-3-pyridinecarboxamide (CAS 104290-44-0)
- 4-Bromo-2-(4-methylpiperazin-1-yl)pyrimidine (CAS 1086381-75-0)
- 2-Bromo-5-(cyclohexyloxy)pyrazine (CAS 1086382-88-8)
- 2-Bromo-6-(4-methylpiperazin-1-yl)pyrazine (CAS 1086383-26-7)
- 4-Bromo-4'-ethynyl-1,1'-biphenyl (CAS 109797-76-4)
Recommended Standards
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- Peptide 442 (CAS CATO-CPTD788442)
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