1-(3-(Difluoromethyl)-5-phenyl-1H-pyrazol-1-yl)ethan-1-one CAS 507485-96-3
| CAS No. | 507485-96-3 |
| Molecular Formula | C12H10F2N2O |
| Molecular Weight | 236.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, 1-(3-(Difluoromethyl)-5-phenyl-1H-pyrazol-1-yl)ethan-1-one is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 236.22 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
1-(3-(Difluoromethyl)-5-phenyl-1H-pyrazol-1-yl)ethan-1-one (CAS 507485-96-3) is a high-purity analytical reference standard with the molecular formula C12H10F2N2O and a molecular weight of 236.22 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 1-(3-(Difluoromethyl)-5-phenyl-1H-pyrazol-1-yl)ethan-1-one 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 | C12H10F2N2O |
| Molecular Weight | 236.22 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Difluoromethyl Standards
- 7-(difluoromethyl)-5-methyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 445025-82-1)
- 3-(Difluoromethyl)-5-fluorothieno[3,2-b]thiophene-2-carbaldehyde (CAS 2573123-04-1)
- 2-((Difluoromethyl)thio)-5-(2-hydroxyethyl)-6-methylpyrimidin-4(3H)-one (CAS 338393-38-7)
- 4-(Difluoromethyl)-3-methyl-6-(trifluoromethyl)picolinonitrile (CAS 1804415-05-1)
- 4-(Difluoromethyl)-6-methyl-3-(trifluoromethyl)picolinonitrile (CAS 1804422-77-2)
- 3-(Difluoromethyl)-2-methyl-6-(trifluoromethyl)isonicotinonitrile (CAS 1804422-86-3)
- 2-(4-(Difluoromethyl)-3-(trifluoromethyl)pyridin-2-yl)acetonitrile (CAS 1804692-94-1)
- 2-(Difluoromethyl)-5-(trifluoromethyl)pyridine-3-acetonitrile (CAS 1804716-35-5)
Recommended Standards
- (S)-4-Ethyl-3-(4-nitrophenyl)oxazolidin-2-one (CAS 572923-12-7)
- 1-(4-Methoxy-7-nitroindolin-1-yl)ethan-1-one (CAS 295325-60-9)
- (S)-4-Amino-2-benzamido-4-oxobutanoic acid (CAS 29880-25-9)
- 1-(5-Methoxy-6-nitroindolin-1-yl)ethanone (CAS 23772-37-4)
- Thiophosphoryl-PMMH-12 dendrimer, generation 2.5 (CAS 173612-60-7)
- 1-Iodo-4-(2,2,2-trifluoroethyl)benzene (CAS 1393544-55-2)
- 2-amino-6-bromo-2,3-dihydro-1H-isoindol-1-one (CAS 1379339-83-9)
- 1-(4-Methanesulfonylphenyl)ethan-1-ol (CAS 25888-99-7)
- 3-Imino-1,7-dimethyl-5-propyl-2,6-dioxabicyclo[2.2.2]octane-4,8,8-tricarbonitrile (CAS 95059-15-7)
- 3,5-Dimethyl-1-(pyridazin-3-yl)-1h-pyrazole-4-carboxylic acid (CAS 946488-46-6)
- Tetraethylammonium formate (CAS 38410-12-7)
- 3,5-Dimethyl-N-(piperidin-3-yl)benzamide hydrochloride (CAS 1589552-10-2)
- 4-Ethoxy-1-fluoro-2-methylbenzene (CAS 1532276-45-1)
- Palmitoyl Tripeptide-8 TFA salt (CAS 936544-53-5)
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