3-(1-(2-Fluorophenyl)-1H-pyrazol-5-yl)pyridine CAS 1269293-02-8
| CAS No. | 1269293-02-8 |
| Molecular Formula | C14H10FN3 |
| Molecular Weight | 239.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
3-(1-(2-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269293-02-8) is a high-purity analytical reference standard with the molecular formula C14H10FN3 and a molecular weight of 239.25 g/mol.
Structurally, 3-(1-(2-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (C14H10FN3) contains a nitrogen-containing heterocyclic scaffold, a nitrile group, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 239.25 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.
As a certified reference material (CRM), 3-(1-(2-Fluorophenyl)-1H-pyrazol-5-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 | C14H10FN3 |
| Molecular Weight | 239.25 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Fluorophenyl Standards
- 5-(3-Fluorophenyl)-3-phenyl-1H-1,2,4-triazole (CAS 1211788-82-7)
- 4-(1-(3-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269291-17-9)
- 3-(1-(4-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269291-20-4)
- 4-(1-(2-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269291-27-1)
- 2-(1-(2-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269291-78-2)
- 4-(1-(4-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269291-85-1)
- 2-(1-(3-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269292-38-7)
- 3-(1-(3-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269293-05-1)
Recommended Standards
- 2-(1-(4-Fluorophenyl)-1H-pyrazol-5-yl)pyridine (CAS 1269294-22-5)
- N-Methoxy-5-methyl-1-(thiazol-2-yl)-1H-1,2,3-triazole-4-carboxamide (CAS 1286714-13-3)
- 1-(5-aminopyridin-2-yl)-1H-pyrazole-4-sulfonamide (CAS 1333855-28-9)
- Ethyl 5-(4-methylthiazol-5-yl)-1,2,4-oxadiazole-3-carboxylate (CAS 1342173-53-8)
- 7-Chloro-2-hydrazino-4-methyl-1,3-benzothiazole (CAS 80945-76-2)
- 2,3-Dichlorophenyl isothiocyanate (CAS 6590-97-2)
- N-(Azido-PEG4)-N-bis(PEG4-NHS ester) (CAS 2353409-90-0)
- 4-Ethoxypyrimidine-2-carboxylic acid (CAS 1557200-25-5)
- D-Lys（tfa）-NCA (CAS 1809273-81-1)
- 4-(4-(4-Ethylphenyl)-5-mercapto-4H-1,2,4-triazol-3-yl)phenol (CAS 917747-23-0)
- 5-Phenyl-1,3,4-thiadiazole-2-sulfonyl fluoride (CAS 1334625-06-7)
- 1-Methyl-2-phenyl-1H-indole-3-carboxylic acid (CAS 59050-41-8)
- 1-(2-Fluoro-4-(1-methyl-1H-pyrazol-4-yl)benzyl)indoline-2,3-dione (CAS 1222834-53-8)
- (Leu31,Pro34)-Peptide YY (human) trifluoroacetate salt (CAS 179986-95-9)
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