3-bromo-4-fluoro-pyrazolo[1,5-a]pyridine CAS 1352625-34-3
| CAS No. | 1352625-34-3 |
| Molecular Formula | C7H12BrFN2 |
| Molecular Weight | 223.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 223.09 g/mol gives 3-bromo-4-fluoro-pyrazolo[1,5-a]pyridine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-bromo-4-fluoro-pyrazolo[1,5-a]pyridine (CAS 1352625-34-3) is a high-purity analytical reference standard with the molecular formula C7H12BrFN2 and a molecular weight of 223.09 g/mol.
Owing to a nitrile group, fluorine/bromine substitution, 3-bromo-4-fluoro-pyrazolo[1,5-a]pyridine is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 223.09 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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), 3-bromo-4-fluoro-pyrazolo[1,5-a]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 | C7H12BrFN2 |
| Molecular Weight | 223.09 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.) | 1991 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 2 |
Related bromo Standards
- 7-bromo-4-fluoro-1H-indazole (CAS 1000341-72-9)
- 4-bromo-7-fluoro-1H-pyrrolo[3,2-c]pyridine (CAS 1082040-86-5)
- 7-Bromo-5-fluoro-1H-indazole (CAS 1100214-35-4)
- 5-bromo-4-fluoro-1H-pyrrolo[2,3-b]pyridine (CAS 1172067-95-6)
- 4-Bromo-7-fluoro-1H-indazole (CAS 1186334-63-3)
- 3-bromo-5-fluoro-1H-pyrrolo[2,3-b]pyridine (CAS 1190309-71-7)
- 3-bromo-6-fluoro-1H-pyrrolo[2,3-b]pyridine (CAS 1190315-22-0)
- 3-bromo-4-fluoro-1H-pyrrolo[2,3-b]pyridine (CAS 1190320-00-3)
Recommended Standards
- 3-bromo-6-fluoro-pyrazolo[1,5-a]pyridine (CAS 1352625-30-9)
- 7-bromo-6-fluoro-1H-benzimidazole (CAS 1360962-58-8)
- 5-bromo-7-fluoro-1H-indazole (CAS 1260381-83-6)
- 7-bromo-6-fluoro-1H-indazole (CAS 1427377-75-0)
- N-(5-chloro-4-fluoro-2-nitrophenyl)acetamide (CAS 81962-58-5)
- Ethyl (2-phenoxyethyl)alaninate (CAS 2633027-50-4)
- 898765-21-4 4-(2-Bromophenyl)-4-oxobutanoic acid DTXSID00645278 (CAS 898765-21-4)
- 3-Methyl-4-(tetrahydro-2-furanylmethoxy)aniline (CAS 946663-46-3)
- N-Methoxy-N-methylbut-2-enamide (CAS 109480-79-7)
- 1-Bromo-2-chloro-4-vinylbenzene (CAS 1692077-74-9)
- 5'-Amino-2'-hydroxyacetophenone, 97% (CAS 50-80-6)
- Talmapimod hydrochloride, >98% (HPLC) (CAS 309915-12-6)
- 5-Chloro-4-(chloromethyl)-3-methyl-1-phenyl-1h-pyrazole (CAS 77509-88-7)
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