5-Bromo-3-(1H-imidazol-2-yl)-1H-indazole CAS 911305-83-4
| CAS No. | 911305-83-4 |
| Molecular Formula | C10H7BrN4 |
| Molecular Weight | 263.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5-Bromo-3-(1H-imidazol-2-yl)-1H-indazole (C10H7BrN4) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 263.09 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-Bromo-3-(1H-imidazol-2-yl)-1H-indazole (CAS 911305-83-4), molecular formula C10H7BrN4 and molecular weight 263.09 g/mol, is a CATO reference standard with documented purity and traceability.
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), 5-Bromo-3-(1H-imidazol-2-yl)-1H-indazole 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 | C10H7BrN4 |
| Molecular Weight | 263.09 g/mol |
| Appearance | Pale yellow to 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 5-Amino-1-(4-bromophenyl)-1H-pyrazole-4-carbonitrile (CAS 5334-28-1)
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- Mezlocillin Impurity 5 (CAS CATO-C4X-18315)
- 1H-1,2,3-Triazol-1-amine (CAS 584-14-5)
- 4-Methoxybenzoic acid-phenyl-<SUP>13</SUP>C<SUB>6</SUB> (CAS 1173022-97-3)
- 3-Sulfamoylbenzylamine (CAS 628298-58-8)
- Nonane-4,6-dione (CAS 14090-88-1)
- 1-(Pyrazin-2-yl)butan-1-amine (CAS 885275-28-5)
- Neuropeptide Y (18-36) (CAS 114495-97-5)
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