3-Bromo-5-(3-fluorophenyl)-pyridine CAS 1276123-21-7
| CAS No. | 1276123-21-7 |
| Molecular Formula | C11H7BrFN |
| Molecular Weight | 252.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 252.08 g/mol gives 3-Bromo-5-(3-fluorophenyl)-pyridine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3-Bromo-5-(3-fluorophenyl)-pyridine (CAS 1276123-21-7), molecular formula C11H7BrFN and molecular weight 252.08 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-Bromo-5-(3-fluorophenyl)-pyridine (C11H7BrFN) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine/bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 252.08 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.
CATO manufactures 3-Bromo-5-(3-fluorophenyl)-pyridine 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 | C11H7BrFN |
| Molecular Weight | 252.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
Related Bromo Standards
- 4-Bromo-2-(2-fluorophenyl)pyridine (CAS 1142194-21-5)
- 2-Bromo-6-(3-fluorophenyl)pyridine (CAS 1142196-77-7)
- 2-Bromo-6-(2-fluorophenyl)pyridine (CAS 1142196-95-9)
- 3-(4-Bromo-2-fluorophenyl)pyridine (CAS 1187163-18-3)
- 3-Bromo-2-(4-fluorophenyl)pyridine (CAS 1417519-79-9)
- 2-(4-Bromo-2-fluorophenyl)pyridine (CAS 777863-64-6)
- 3-(5-Bromo-2-fluorophenyl)pyridine (CAS 425378-78-5)
- 3-Bromo-4-(3'-fluorophenyl)pyridine (CAS 887267-21-2)
Recommended Standards
- 2-Cyclopropyl-5-iodo-1,3,4-thiadiazole (CAS 1260220-03-8)
- 7-Chloro-[1,2,4]triazolo[1,5-a]pyridine-2-sulfonyl chloride (CAS 1315368-11-6)
- Perfluoro-2-propanesulfonyl fluoride (CAS 14856-91-8)
- (3,5-Di(1H-pyrrol-1-yl)phenyl)boronic acid (CAS 2225172-18-7)
- 3-(2,5-Difluorophenyl)acrylic acid (CAS 375368-88-0)
- 2-Methylhexane-1,2-diamine (CAS 1935949-95-3)
- Olutasidenib (CAS 1887014-12-1)
- Ethyl 4-ethyl-3,6-dimethyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 744202-87-7)
- 2-(2-Hydroxy-4-methylbenzamido)-2-methylpropanoic acid (CAS 129973-07-5)
- 3-(2,6-Dimethyl-4-pyridinyl)-2-propenoic acid (CAS 1023817-32-4)
- Ethyl 6-bromo-4-(trifluoromethyl)quinoline-2-carboxylate (CAS 2314382-12-0)
- 4-(1H-Indol-1-yl)benzoic acid (CAS 71935-16-5)
- Entecavir Impurity 53 (CAS CATO-C4X-107753)
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