5-bromo-4-chloro-1H-pyrazolo[3,4-b]pyridine CAS 1034769-88-4
| CAS No. | 1034769-88-4 |
| Molecular Formula | C6H11BrClN3 |
| Molecular Weight | 240.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-bromo-4-chloro-1H-pyrazolo[3,4-b]pyridine.
CATO supplies 5-bromo-4-chloro-1H-pyrazolo[3,4-b]pyridine (CAS 1034769-88-4), a certified reference material (molecular formula C6H11BrClN3, MW 240.53 g/mol) for analytical method development and quality control.
Based on its molecular formula C6H11BrClN3, 5-bromo-4-chloro-1H-pyrazolo[3,4-b]pyridine 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.
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), 5-bromo-4-chloro-1H-pyrazolo[3,4-b]pyridine 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.) | 1988 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 3 |
Related bromo Standards
- 6-bromo-3-chloro-[1,2,4]triazolo[4,3-a]pyridine (CAS 1020036-34-3)
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- 7-bromo-4-chloro-5H-pyrrolo[3,2-d]pyrimidine (CAS 1032650-41-1)
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Recommended Standards
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