2-bromo-5-fluoro-pyridin-3-ol CAS 1093758-87-2
| CAS No. | 1093758-87-2 |
| Molecular Formula | C5H3BrFNO |
| Molecular Weight | 191.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 191.99 g/mol gives 2-bromo-5-fluoro-pyridin-3-ol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-bromo-5-fluoro-pyridin-3-ol (CAS 1093758-87-2) is a high-purity analytical reference standard with the molecular formula C5H3BrFNO and a molecular weight of 191.99 g/mol.
2-bromo-5-fluoro-pyridin-3-ol (C5H3BrFNO) contains an amide group, a hydroxyl group, an ether linkage, fluorine/bromine substitution. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-bromo-5-fluoro-pyridin-3-ol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H3BrFNO |
| Molecular Weight | 191.99 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
Related bromo Standards
- 5-Bromo-2-fluoro-3-hydroxypyridine (CAS 1012084-53-5)
- 2-bromo-5-fluoro-pyridin-4-ol (CAS 1196152-88-1)
- 2-Bromo-3-fluoro-4-hydroxypyridine (CAS 1211525-92-6)
- 6-Bromo-5-fluoropyridin-3-ol (CAS 1211578-32-3)
- 3-Bromo-5-fluoropyridin-4-ol (CAS 1214342-60-5)
- 3-Bromo-5-fluoropyridine 1-oxide (CAS 1221793-60-7)
- 4-Bromo-2-fluoropyridin-3-ol (CAS 1227493-89-1)
- 4-Bromo-2-fluoro-5-hydroxypyridine (CAS 1227578-23-5)
Recommended Standards
- 7-Methoxy-1H-indazole-4-boronic acid (CAS 2121513-25-3)
- 6-Methoxy-1H-indazole-5-boronic acid (CAS 2408429-67-2)
- 4-(1,3,2-Dioxaborolan-2-yl)benzoic acid (CAS 276694-12-3)
- 3-(2-Carboxyvinyl)benzeneboronic Acid (CAS 843662-48-6)
- (2S)-2-(chloromethyl)pyrrolidine;hydrochloride (CAS 35120-33-3)
- N3-[2-(4-chlorophenyl)-2-oxoethyl]-6-chloro-4-(trifluoromethyl)nicotinamide (CAS 287978-96-5)
- (2R)-1-(11bS)-Dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin-4-yl-1,2,3,4-tetrahydro-2-methylquinoline (CAS 1186392-32-4)
- Pyrazoloquinolone Impurity 7 (CAS CATO-C4X-23897)
- 2-Chloro-N-cyclopropyl-N-(4-fluorobenzyl)acetamide (CAS 1175650-29-9)
- 2-((4-Methoxybenzyl)oxy)benzaldehyde (CAS 209120-28-5)
- 4-(3-Chlorophenyl)thiazole-2-carboxylic acid (CAS 886367-29-9)
- 3-Bromo-4-(2,2,2-trifluoroethyl)-1H-pyrazole (CAS 2641466-38-6)
- 3-(Pyridazin-4-yl)isoxazol-5-ol (CAS 51149-14-5)
- Semaglutide impurity 25 (CAS CATO-C4X-222625)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com