(4-Fluoro-5-methyl-1h-pyrazol-3-yl)methanol CAS 1934270-94-6
| CAS No. | 1934270-94-6 |
| Molecular Formula | C5H7FN2O |
| Molecular Weight | 130.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(4-Fluoro-5-methyl-1h-pyrazol-3-yl)methanol (CAS 1934270-94-6) is a high-purity analytical reference standard with the molecular formula C5H7FN2O and a molecular weight of 130.12 g/mol.
Based on its molecular formula C5H7FN2O, (4-Fluoro-5-methyl-1h-pyrazol-3-yl)methanol contains an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 130.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), (4-Fluoro-5-methyl-1h-pyrazol-3-yl)methanol 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 | C5H7FN2O |
| Molecular Weight | 130.12 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) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluoro Standards
- 2-(4-Fluoro-1H-pyrazol-1-yl)ethanol (CAS 1207961-59-8)
- 1-(2-Fluoro-ethyl)-1h-[1,2,3]triazol-4-ylamine (CAS 1443289-85-7)
- 2-Fluoro-1-(methoxymethyl)-1H-imidazole (CAS 161014-17-1)
- (4-Fluoro-1-methyl-1H-pyrazol-3-yl)methanol (CAS 1628350-49-1)
- 2-fluoro-3-hydroxycyclohex-2-en-1-one (CAS 183742-83-8)
- (4-Fluoro-1-methyl-1H-pyrazol-5-yl)methanol (CAS 2436502-49-5)
- 4-Fluoro-1,3-dimethyl-1H-pyrazol-5-ol (CAS 80171-20-6)
- 3-Fluoro-1,3'-biazetidine (CAS 1257293-80-3)
Recommended Standards
- 2-Fluorocyclohexane-1,3-dione (CAS 351863-83-7)
- 3-Fluorobicyclo[2.1.0]Pentane-1-carboxylic acid (CAS 2386633-01-6)
- 2-Cyclobutylidene-2-fluoroacetic acid (CAS 1536129-91-5)
- 3-fluorobicyclo[1.1.1]pentane-1-carboxylic acid (CAS 146038-53-1)
- 3-Acetamidopiperidine (CAS 5810-55-9)
- (S)-3,3'-Bis(4-(tert-butyl)phenyl)-5,5',6,6',7,7',8,8'-octahydro-[1,1'-binaphthalene]-2,2'-diol (CAS 2410797-93-0)
- 4-(2,4-Dichlorobenzoyl)-N'-[2-(2,4-dichlorophenoxy)ethanimidoyl]-1-methyl-1H-pyrrole-2-carbohydrazide (CAS 338395-71-4)
- (4S)-3,4-Dihydro-2H-chromen-4-amine (CAS 188198-38-1)
- 2-Hydroxypentanenitrile (CAS 5699-72-9)
- 2-Chloro-1-methyl-6-phenyl-1H-imidazo[4,5-b]pyridine (CAS 120889-05-6)
- 10-(Oxiran-2-ylmethyl)acridin-9(10H)-one (CAS 150389-84-7)
- 2-((2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)oxy)-N,N-dimethylethan-1-amine hydrochloride (CAS 3308-62-1)
- 1-(2,2,2-Trifluoroethyl)-1h-indol-6-amine (CAS 1178958-31-0)
- D-Glu3-Tirzepatide (CAS CATO-CPTD788927)
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