6-Bromo-1-methyl-1H-imidazo[4,5-b]pyrazine formate CAS 1956321-69-9
| CAS No. | 1956321-69-9 |
| Molecular Formula | C6H5BrN4 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 259.06 g/mol gives 6-Bromo-1-methyl-1H-imidazo[4,5-b]pyrazine formate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 6-Bromo-1-methyl-1H-imidazo[4,5-b]pyrazine formate (CAS 1956321-69-9), a certified reference material (molecular formula C6H5BrN4CH2O2, MW 259.06 g/mol) for analytical method development and quality control.
Based on its molecular formula C6H5BrN4CH2O2, 6-Bromo-1-methyl-1H-imidazo[4,5-b]pyrazine formate contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 259.06 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 6-Bromo-1-methyl-1H-imidazo[4,5-b]pyrazine formate 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 | C6H5BrN4 CH2O2 |
| Molecular Weight | 259.06 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 sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
Related Bromo Standards
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- 14-Bromo-1-tetradecyne (CAS 1000014-24-3)
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Recommended Standards
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- Ethyl 5-(4-methylpyridin-3-yl)thiophene-2-carboxylate (CAS 1187163-59-2)
- 4-((4-Chlorophenyl)thio)-5,6-dihydro-4H-thieno[2,3-b]thiopyran 7,7-dioxide (CAS 339019-07-7)
- 6-Amino-1-(3-methoxyphenyl)pyrimidine-2,4(1H,3H)-dione (CAS 677760-13-3)
- Propafenone Impurity 17 (CAS CATO-C4X-132217)
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- 1-Ethyl-3-nitro-1H-pyrazole-4-carboxamide (CAS 61716-99-2)
- 4-Oxo-2-(2-oxo-2-phenylethyl)-4-phenylbutanoic acid (CAS 77953-17-4)
- Tau Peptide (244-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 330456-24-1)
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