1-(2-Fluorophenyl)-3-phenyl-1H-pyrazole-4-carbonitrile CAS 908140-36-3
| CAS No. | 908140-36-3 |
| Molecular Formula | C16H10FN3 |
| Molecular Weight | 263.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-(2-Fluorophenyl)-3-phenyl-1H-pyrazole-4-carbonitrile (CAS 908140-36-3), molecular formula C16H10FN3 and molecular weight 263.27 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H10FN3, 1-(2-Fluorophenyl)-3-phenyl-1H-pyrazole-4-carbonitrile 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 263.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 | C16H10FN3 |
| Molecular Weight | 263.27 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Fluorophenyl Standards
- 3-(4-Fluorophenyl)-1-phenyl-1H-pyrazole-4-carbonitrile (CAS 392251-92-2)
- 2-(Bis(4-fluorophenyl)methoxy)ethan-1-amine (CAS 50366-32-0)
- 3-(2-Fluorophenyl)-3'-oxo-1'-azaspiro[oxirane-2,2'-quinuclidine] 1'-oxide (CAS 477871-74-2)
- 6-((2-Fluorophenyl)carbamoyl)cyclohex-3-ene-1-carboxylic acid (CAS 346446-20-6)
- 6-((3-Fluorophenyl)carbamoyl)cyclohex-3-ene-1-carboxylic acid (CAS 364617-05-0)
- Methyl 4-(4-fluorophenyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate (CAS 299207-90-2)
- N-(4-Fluorophenyl)-2-(pyrimidin-2-ylsulfanyl)acetamide (CAS 271772-48-6)
- ((4-Fluorophenyl)sulfonyl)serine (CAS 97801-44-0)
Recommended Standards
- (5Z)-5-[(2H-1,3-Benzodioxol-5-yl)methylidene]-3-methyl-1,3-thiazolidine-2,4-dione (CAS 366486-15-9)
- 1-Nitro-2-(phenylsulfonyl)benzene (CAS 31515-43-2)
- (4-Methoxy-3-nitrophenyl)(thiophen-2-yl)methanone (CAS 66938-50-9)
- 2-((Furan-2-ylmethyl)thio)-5-nitrobenzaldehyde (CAS 885267-52-7)
- 4-(5-Oxo-1,5-dihydro-4H-1,2,4-triazol-4-yl)benzoic acid (CAS 1695624-63-5)
- 4-Heptylbenzonitrile (CAS 60484-67-5)
- N-(tert-butyl)-2-(6-formyl-2,3-dimethylphenoxy)acetamide (CAS 1427024-41-6)
- 2-(Piperidin-4-yl)pyridine (CAS 30532-37-7)
- 4-(2-Ethoxyphenoxy)-3-fluoroaniline (CAS 946699-04-3)
- 2-Ethylhexyl pentanoate (CAS 5451-87-6)
- 1'-(4-(Phenylthio)phenyl)-[1,3'-bipyrrolidine]-2',5'-dione (CAS 89143-19-1)
- 4-(2,6-Dimethyl-benzyl)-1h-imidazole (CAS 78892-44-1)
- 3-((5-Phenyl-1,3,4-oxadiazol-2-yl)methyl)benzo[d]thiazol-2(3H)-one (CAS 853749-92-5)
- Neuropeptide K, porcine (CAS 106441-70-7)
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