7-bromo-5-chloro-1H-indazole CAS 875305-86-5
| CAS No. | 875305-86-5 |
| Molecular Formula | C7H12BrClN2 |
| Molecular Weight | 239.54 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 7-bromo-5-chloro-1H-indazole is closely related to a nitrile group, chlorine/bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
7-bromo-5-chloro-1H-indazole (CAS 875305-86-5) is a high-purity analytical reference standard with the molecular formula C7H12BrClN2 and a molecular weight of 239.54 g/mol.
Based on its molecular formula C7H12BrClN2, 7-bromo-5-chloro-1H-indazole contains a nitrile group, chlorine/bromine substitution; these features give the compound characteristic molecular-ion distribution patterns in mass spectrometry. The molecular weight of 239.54 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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-5-chloro-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 | C7H12BrClN2 |
| Molecular Weight | 239.54 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.) | 1987 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 2 |
Related bromo Standards
- 4-Bromo-5-chloro-1H-indazole (CAS 1056264-74-4)
- 4-Bromo-7-chloro-1H-indazole (CAS 1186334-61-1)
- 5-Bromo-7-chloro-1H-pyrrolo[2,3-c]pyridine (CAS 1198096-48-8)
- 6-bromo-5-chloroimidazo[1,2-a]pyridine (CAS 1352898-81-7)
- 8-bromo-5-chloroimidazo[1,5-a]pyridine (CAS 1427324-31-9)
- 7-bromo-4-chloropyrazolo[1,5-a]pyridine (CAS 1427375-34-5)
- 5-bromo-4-chloropyrazolo[1,5-a]pyridine (CAS 1427415-74-4)
- 4-bromo-7-chloropyrazolo[1,5-a]pyridine (CAS 1427419-42-8)
Recommended Standards
- 7-bromo-3-chloro-1H-indazole (CAS 885271-75-0)
- 4-[Chloro(difluoro)methoxy]-2,3-difluoro-benzonitrile (CAS 1404194-86-0)
- 6-bromo-8-chloro-imidazo[1,2-a]pyridine (CAS 474708-88-8)
- 3-chloro-2-(chloromethyl)-2-methylpropane-1-sulfonyl chloride (CAS 1803601-34-4)
- 4-Methoxy-trans-stilbene (CAS 1694-19-5)
- Methyl 5-((4-chloro-3,5-dimethylphenoxy)methyl)furan-2-carboxylate (CAS 438221-88-6)
- 3,3-difluoro-9-azabicyclo[3.3.1]nonane hydrochloride (CAS 1909320-20-2)
- (-)-GB-1a (CAS 220611-41-6)
- 1-(9H-Fluoren-9-ylmethyl) (3S)-3-carboxy-25-[(3aS,4S,6aR)-hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-5,21-dioxo-10,13,16-trioxa-2,6,20-triazapentacosanoate (CAS 2241747-15-7)
- 4-{[(4-bromophenyl)sulfanyl]methyl}-5-chloro-1-methyl-3-{[(4-methylphenyl)sulfanyl]methyl}-1H-pyrazole (CAS 318248-64-5)
- 5-(Aminomethyl)-1,3-dihydro-1,3-dimethyl-2H-benzimidazol-2-one (CAS 886508-53-8)
- (S)-N-(Thiazol-2-yl)pyrrolidine-2-carboxamide (CAS 203007-21-0)
- 1-(6-Bromo-4-hydroxyquinolin-3-yl)ethan-1-one (CAS 99867-16-0)
- Peptide 431 (CAS CATO-CPTD788431)
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