6-Fluoro-3-(pyridin-4-yl)-2H-pyrazolo[3,4-b]pyridine CAS 552331-67-6
| CAS No. | 552331-67-6 |
| Molecular Formula | C11H7FN4 |
| Molecular Weight | 214.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H7FN4, 6-Fluoro-3-(pyridin-4-yl)-2H-pyrazolo[3,4-b]pyridine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 214.20 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.
6-Fluoro-3-(pyridin-4-yl)-2H-pyrazolo[3,4-b]pyridine (CAS 552331-67-6), molecular formula C11H7FN4 and molecular weight 214.20 g/mol, is a CATO reference standard with documented purity and traceability.
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 | C11H7FN4 |
| Molecular Weight | 214.20 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 | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 6-(4-Fluorophenyl)-2-hydroxynicotinonitrile (CAS 31755-80-3)
- 6-Nitro-1,3-dihydrobenzo[c]isothiazole 2,2-dioxide (CAS 841476-43-5)
- 4-(4-Fluorophenyl)-2-hydroxynicotinonitrile (CAS 886360-84-5)
- 8-(2-Fluorophenyl)-9H-purine (CAS 878287-56-0)
- N-(2-Cyanoethyl)-N-(pyridin-3-ylmethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide (CAS 864759-44-4)
- Ruthenium(1+), (η6-benzene)[(3S)-4,4'-bis(diphenylphosphino-κP)-2,2',6,6'-tetramethoxy-3,3'-bipyridine]chloro-, chloride (1:1) (CAS 892155-38-3)
- N-[(4-Methoxyphenyl)methyl]piperidine-3-carboxamide (CAS 380608-77-5)
- 2-Bromo-5-chloro-1-isopropyl-3-(trifluoromethyl)benzene (CAS 2143028-65-1)
- 3,5-Diiodobenzonitrile (CAS 289039-52-7)
- 3-(5-Oxo-1-phenyl-2-thioxoimidazolidin-4-yl)propanoic acid (CAS 5624-27-1)
- (1R,2S)-2-(Methoxycarbonyl)cyclohexanecarboxylic acid (CAS 111955-05-6)
- 2-Benzyl-1,2,5-thiadiazolidine 1,1-dioxide (CAS 144432-72-4)
- Octadecylglycine (CAS 35168-40-2)
- (Tyr?)-C-Type Natriuretic Peptide (32-53) (human, porcine, rat) (CAS 142878-79-3)
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