1-(4-Fluoro-1H-pyrazol-1-yl)ethanone CAS 1936557-63-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1936557-63-9 |
| Molecular Formula | C5H5FN2O |
| Molecular Weight | 128.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 1-(4-Fluoro-1H-pyrazol-1-yl)ethanone (CAS 1936557-63-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C5H5FN2O. Molecular weight: 128.10 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C5H5FN2O |
| Molecular Weight | 128.10 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) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1996 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Fluoro Standards
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Recommended Standards
- 6-Fluoro-2-methylpyridazin-3(2H)-one (CAS 1936313-15-3)
- (R)-3,3,3-Trifluoropropane-1,2-diamine (CAS 911630-84-7)
- 3-Fluoro-6-methoxypyridazine (CAS 1934842-49-5)
- 2,5-Dibromo-3,4-difluorothiophenol (CAS 1803836-19-2)
- Ald-C2-PEG4-azide (CAS 2030118-14-8)
- 4-(5-Methyl-2-furyl)benzaldehyde (CAS 400748-10-9)
- (S)-tert-Butyl 1-(2-methoxybenzyl)pyrrolidin-3-ylcarbamate (CAS 1286209-04-8)
- 3-(2,4-Dichlorophenyl)isoxazol-5(4H)-one (CAS 352554-51-9)
- (R)-1-((4-amino-2-bromo-5-fluorophenyl)amino)-3-(benzyloxy)propan-2-ol 4-methylbenzenesulfonate (CAS 1294504-64-5)
- Semaglutide impurity 62 (CAS CATO-C4X-222662)
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)
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