8-bromo-2-chloro-[1,2,4]triazolo[1,5-a]pyridine CAS 1257705-04-6
| CAS No. | 1257705-04-6 |
| Molecular Formula | C6H11BrClN3 |
| Molecular Weight | 240.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 8-bromo-2-chloro-[1,2,4]triazolo[1,5-a]pyridine is closely related to a nitrile group, chlorine/bromine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 8-bromo-2-chloro-[1,2,4]triazolo[1,5-a]pyridine (CAS 1257705-04-6), 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, 8-bromo-2-chloro-[1,2,4]triazolo[1,5-a]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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
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.) | 1990 |
| 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)
- 8-bromo-5-chloro-[1,2,4]triazolo[1,5-a]pyridine (CAS 1030626-87-9)
- 7-bromo-4-chloro-5H-pyrrolo[3,2-d]pyrimidine (CAS 1032650-41-1)
- 5-bromo-4-chloro-1H-pyrazolo[3,4-b]pyridine (CAS 1034769-88-4)
- 5-bromo-2-chloro-7H-pyrrolo[2,3-d]pyrimidine (CAS 1060816-58-1)
- 5-bromo-2-chloropyrrolo[2,1-f][1,2,4]triazine (CAS 1233143-59-3)
- 7-bromo-2-chloropyrrolo[2,1-f][1,2,4]triazine (CAS 1233186-50-9)
- 3-bromo-4-chloro-1H-pyrazolo[4,3-c]pyridine (CAS 1246349-99-4)
Recommended Standards
- 7-bromo-4-chloropyrrolo[2,1-f][1,2,4]triazine (CAS 1269667-51-7)
- 3-bromo-6-chloropyrazolo[1,5-a]pyrimidine (CAS 1314893-92-9)
- 7-bromo-5-chloro-1H-pyrazolo[4,3-b]pyridine (CAS 1351813-70-1)
- 3-bromo-5-chloro-1H-pyrazolo[4,3-b]pyridine (CAS 1352892-94-4)
- 2-(Nitromethylene)imidazolidine (CAS 13623-98-8)
- 5-Chloro-2-methyl-2H-benzo[d][1,2,3]triazol-4-amine (CAS 1823832-09-2)
- 2,2-Difluoro-2-(2-methylphenyl)acetic acid (CAS 1250354-50-7)
- Dalbavancin Impurity 58 (CAS CATO-C4X-160258)
- 3-(1-Ethyl-1h-pyrazol-4-yl)-2,2-dimethylpropanoic acid (CAS 1310222-03-7)
- 1-(2-Chloro-8-isopropylquinolin-3-yl)ethanone (CAS 1017463-88-5)
- 2-Ethyl-N-(1-(pyridin-2-yl)ethyl)butan-1-amine (CAS 1042618-05-2)
- 3-[(2-Chlorophenyl)methyl]-3,4-dihydro-2H-1,3-benzothiazine-2,4-dione (CAS 338401-61-9)
- Methyl 3-[4-(2-bromoethoxy)phenyl]prop-2-enoate (CAS 1807939-03-2)
- D-Gln19-Tirzepatide (CAS CATO-CPTD788915)
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