5-Bromo-3-chloro-2-methyl-2H-indazole CAS 1243288-50-7
| CAS No. | 1243288-50-7 |
| Molecular Formula | C8H6BrClN2 |
| Molecular Weight | 245.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromo-3-chloro-2-methyl-2H-indazole (CAS 1243288-50-7) is a high-purity analytical reference standard with the molecular formula C8H6BrClN2 and a molecular weight of 245.50 g/mol.
Based on its molecular formula C8H6BrClN2, 5-Bromo-3-chloro-2-methyl-2H-indazole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine/bromine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 245.50 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-Bromo-3-chloro-2-methyl-2H-indazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H6BrClN2 |
| Molecular Weight | 245.50 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.) | 1990 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 2 |
Related Bromo Standards
- 3-Bromo-5-chloro-6-methyl-1H-pyrrolo[2,3-b]pyridine (CAS 1000340-17-9)
- 6-Bromo-3-chloro-5-methyl-1H-indazole (CAS 1000342-45-9)
- 3-Bromo-5-chloro-7-methyl-1H-pyrrolo[3,2-b]pyridine (CAS 1190310-89-4)
- 5-bromo-3-chloro-4-methyl-1H-Pyrrolo[2,3-b]pyridine (CAS 1190314-14-7)
- 4-Bromo-6-chloro-2-methylbenzimidazole (CAS 1215205-57-4)
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Recommended Standards
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- 1-[(2-Methylphenyl)methyl]-2,3,4,5-tetrahydro-1H-1-benzazepin-2-one (CAS 303988-09-2)
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- 1-Cyclopropyl-N-methyl-N-(morpholin-2-ylmethyl)methanamine (CAS 1249708-19-7)
- tert-Butyl (4-bromo-2-ethylphenyl)carbamate (CAS 1449669-75-3)
- 4,5,6,7-Tetrafluoro-1H-indole-3-carbaldehyde (CAS 30683-38-6)
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- Cyclopropyl(3-fluoropyridin-2-yl)methanamine dihydrochloride (CAS 2197062-62-5)
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