5-(4-Fluorophenyl)-1-phenyl-3-(trifluoromethyl)-1H-pyrazole CAS 515845-17-7
| CAS No. | 515845-17-7 |
| Molecular Formula | C16H10F4N2 |
| Molecular Weight | 306.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-(4-Fluorophenyl)-1-phenyl-3-(trifluoromethyl)-1H-pyrazole.
5-(4-Fluorophenyl)-1-phenyl-3-(trifluoromethyl)-1H-pyrazole (CAS 515845-17-7) is a high-purity analytical reference standard with the molecular formula C16H10F4N2 and a molecular weight of 306.26 g/mol.
Structurally, 5-(4-Fluorophenyl)-1-phenyl-3-(trifluoromethyl)-1H-pyrazole (C16H10F4N2) 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 306.26 g/mol, it falls into the moderately-high-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 5-(4-Fluorophenyl)-1-phenyl-3-(trifluoromethyl)-1H-pyrazole 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 | C16H10F4N2 |
| Molecular Weight | 306.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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.) | 1984 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluorophenyl Standards
- (5-((4-Fluorophenyl)thio)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methanol (CAS 318239-65-5)
- N4-(2-Fluorophenyl)-N2-(furan-2-ylmethyl)-L-asparagine (CAS 1098630-83-1)
- Methyl 5-(((4-fluorophenyl)amino)methyl)-3-hydroxy-4-(hydroxymethyl)picolinate (CAS 1198621-18-9)
- 1-((5-(4-Fluorophenyl)-2-oxo-1,3,4-oxadiazol-3(2H)-yl)methyl)pyrrolidine-3-carboxamide (CAS 1277095-97-2)
- 2-(3-(4-Fluorophenyl)-2-oxo-8-oxa-1,4-diazaspiro[4.5]dec-3-en-1-yl)acetic acid (CAS 1708013-13-1)
- 2-((4-Fluorophenyl)thio)-N-(3-nitrophenyl)acetamide (CAS 329778-07-6)
- N-(4-fluorophenyl)-3-methyl-[1,2,4]triazolo[4,3-a]pyridine-8-sulfonamide (CAS 1291487-08-5)
- 3-(4-Fluorophenyl)-6-(methylsulfonyl)pyrazolo[1,5-a]pyrimidin-7-amine (CAS 439108-99-3)
Recommended Standards
- 3-Methoxynaphthalen-1-yl trifluoromethanesulfonate (CAS 226072-71-5)
- 6-Methoxynaphth-1-yl trifluoromethanesulfonate (CAS 350584-53-1)
- 2-(Ethanesulfonyl)-4-(furan-2-yl)-6-(trifluoromethyl)pyrimidine (CAS 861241-35-2)
- Flurbiprofen Impurity 91 (CAS CATO-C4X-144491)
- Methyl 4-amino-4-methylpentanoate (CAS 336612-05-6)
- 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(trideuteriomethyl)pyrazole (CAS 1022151-50-3)
- N'1-[5-chloro-2-nitro-4-(trifluoromethyl)phenyl]-2,6-dimethoxybenzene-1-carbohydrazide (CAS 646498-08-0)
- 1273666-30-0 6-Bromo-7-chloro-2,3-dihydrobenzofuran-3-amine MFCD18650979 (CAS 1273666-30-0)
- 5-Amino-2-fluorobenzyl bromide (CAS 518057-73-3)
- 2-(4-Aminopiperidin-1-yl)acetonitrile dihydrochloride (CAS 1187161-32-5)
- Tenofovir Monomethyl Ester (CAS 1796539-83-7)
- 4-Bromo-2-(4-methylphenoxy)aniline (CAS 1478675-68-1)
- 1-Benzylcyclopentan-1-ol (CAS 2015-57-8)
- Serpent Peptide (CAS 823202-99-9)
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