5-Bromo-2-(1H-pyrazol-3-yl)pyridine CAS 811464-25-2
| CAS No. | 811464-25-2 |
| Molecular Formula | C8H6BrN3 |
| Molecular Weight | 224.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Bromo-2-(1H-pyrazol-3-yl)pyridine (CAS 811464-25-2) is a high-purity analytical reference standard with the molecular formula C8H6BrN3 and a molecular weight of 224.06 g/mol.
Structurally, 5-Bromo-2-(1H-pyrazol-3-yl)pyridine (C8H6BrN3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 224.06 g/mol, it falls into the medium-molecular-weight range. 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.
As a certified reference material (CRM), 5-Bromo-2-(1H-pyrazol-3-yl)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 | C8H6BrN3 |
| Molecular Weight | 224.06 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 3 |
Related Bromo Standards
- 2-Bromo-5-(1H-pyrrol-1-yl)pyrazine (CAS 1027512-24-8)
- 7-Bromo-1,8-naphthyridin-2-amine (CAS 104917-29-5)
- 4-Bromo-2-(1H-imidazol-1-yl)pyridine (CAS 1142194-29-3)
- 4-Bromo-2-(1H-pyrazol-1-yl)pyridine (CAS 1159814-68-2)
- 7-Bromo-8-methylpyrido[2,3-b]pyrazine (CAS 116605-69-7)
- 4-Bromo-1-phenyl-1H-1,2,3-triazole (CAS 116933-01-8)
- 4-(4-Bromo-1-pyrazolyl)pyridine (CAS 1179072-77-5)
- 2-Bromo-5-(1h-pyrazol-3-yl)pyridine (CAS 1199773-82-4)
Recommended Standards
- 5-Bromo-2-(1H-pyrazol-1-yl)pyridine (CAS 433922-57-7)
- 5-Bromo-2-(1H-pyrrol-1-yl)pyrimidine (CAS 478258-70-7)
- 5-Bromo-2-(1H-imidazol-1-yl)pyridine (CAS 380381-18-0)
- 6-Bromoquinazolin-4-amine (CAS 21419-48-7)
- 2-Bromo-3-((methoxymethoxy)methyl)benzaldehyde (CAS 1255794-74-1)
- Mesoporous structured aluminosilicates (CAS 1318-02-1)
- 8-Chloro-3-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]pyrazine (CAS 140911-31-5)
- Azelnidipine Impurity 9 (CAS CATO-C4X-10409)
- 1-((Hex-5-yn-1-yloxy)methyl)-4-methoxybenzene (CAS 123186-35-6)
- diethyl 2-[{[(benzyloxy)carbonyl]amino}(3-chlorophenyl)methyl]malonate (CAS 1033463-15-8)
- Methyl 5-Methyl-1-p-tolyl-1H-pyrazole-3-carboxylate (CAS 1282440-66-7)
- 2-Nitrobicyclo[2.2.1]heptane (CAS 35520-82-2)
- 5-Bromo-6-iodo-1H-indazole (CAS 2375196-17-9)
- Fibrinopeptide B (human) (CAS 36204-23-6)
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