7-Bromo-2-chloro-5H-pyrrolo[2,3-b]pyrazine CAS 1446408-58-7
| CAS No. | 1446408-58-7 |
| Molecular Formula | C6H3BrClN3 |
| Molecular Weight | 232.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 232.47 g/mol gives 7-Bromo-2-chloro-5H-pyrrolo[2,3-b]pyrazine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
7-Bromo-2-chloro-5H-pyrrolo[2,3-b]pyrazine (CAS 1446408-58-7) is a high-purity analytical reference standard with the molecular formula C6H3BrClN3 and a molecular weight of 232.47 g/mol.
Based on its molecular formula C6H3BrClN3, 7-Bromo-2-chloro-5H-pyrrolo[2,3-b]pyrazine contains a nitrile group, chlorine/bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 232.47 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 7-Bromo-2-chloro-5H-pyrrolo[2,3-b]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 | C6H3BrClN3 |
| Molecular Weight | 232.47 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
- 6-Bromo-3-chloroimidazo[1,2-a]pyrimidine (CAS 1019025-49-0)
- 3-Bromo-5-chloro-6-methylpyrazine-2-carbonitrile (CAS 1065266-98-9)
- 7-Bromo-5-chloro-1H-benzotriazole (CAS 1086836-82-9)
- 7-Bromo-6-chloro-1H-benzo[d][1,2,3]triazole (CAS 1086837-01-5)
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- 2-Bromo-7-chloropyrazolo[1,5-α]pyrimidine (CAS 1203705-58-1)
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Recommended Standards
- 4-Bromo-7-chloro-1H-pyrazolo[3,4-c]pyridine (CAS 1446222-51-0)
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- 3-Bromo-8-chloroimidazo[1,2-a]pyrazine (CAS 143591-61-1)
- 3-Bromo-8-chloroimidazo[1,5-a]pyrazine (CAS 1502776-60-4)
- 4-Bromobenzo[d]isothiazol-3(2H)-one 1,1-dioxide (CAS 133743-22-3)
- 4-Isopropoxybenzofuran-6-carboxylic acid (CAS 1239773-74-0)
- 1-(2-Furylmethyl)-2,4,5-trimethyl-1h-pyrrole-3-carbaldehyde (CAS 1087611-47-9)
- 1-(2,4-Dichlorobenzyl)-1H-pyrrole-2-carbaldehyde (CAS 669737-86-4)
- Ethyl 7-methoxyimidazo[1,2-a]pyridine-2-carboxylate (CAS 129912-04-5)
- N-(1-(Cyclopropanecarbonyl)-1,2,3,4-tetrahydroquinolin-6-yl)propane-1-sulfonamide (CAS 941871-51-8)
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