3,5-Difluoropyridin-4(1H)-one CAS 253435-46-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 253435-46-0 |
| Molecular Formula | C5H3F2NO |
| Molecular Weight | 131.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,5-Difluoropyridin-4(1H)-one (CAS 253435-46-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H3F2NO. Molecular weight: 131.08 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H3F2NO |
| Molecular Weight | 131.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Difluoropyridin Standards
- 5,6-Difluoropyridin-3-ol (CAS 1154579-85-7)
- 2,4-Difluoropyridin-3-ol (CAS 1211515-53-5)
- 4,5-Difluoropyridin-2-ol (CAS 1227502-59-1)
- 2,3-Difluoropyridin-4-ol (CAS 1227579-00-1)
- 3,6-Difluoropyridin-2(1H)-one (CAS 1263374-25-9)
- 2,5-Difluoropyridin-3-ol (CAS 1354746-55-6)
- 2,5-Difluoropyridin-4-ol (CAS 1806314-48-6)
- 2,6-Difluoropyridin-4-ol (CAS 197717-50-3)
Recommended Standards
- 3,5-Difluoro-1H-pyridin-2-one (CAS 914482-23-8)
- 3,5-Difluoropyridin-4(1h)-one (CAS 253435-48-2)
- 2-Amino-4,6-difluoropyrimidine (CAS 675-11-6)
- 5-(Chloromethyl)-2-(2-methoxyphenyl)thiazole hydrochloride (CAS 1185121-67-8)
- 2-Chloro-1-(2,6-dichloro-3-fluorophenyl)ethan-1-one (CAS 1249849-11-3)
- 2-(4-Ethynyl-1H-pyrazol-1-yl)-N,N-dimethylacetamide (CAS 1400287-31-1)
- (7-Methyl-4-oxo-3,4,5,6,7,8-hexahydropyrido[3,4-d]pyrimidin-2-yl)cyanamide (CAS 1428139-20-1)
- 2-(3-Fluorophenyl)piperidine hydrochloride (CAS 1187173-24-5)
- Methyl 2-methyl-1H-pyrrolo[2,3-b]pyridine-4-carboxylate (CAS 1638764-49-4)
- Peptide Impurity 04 (CAS 2913424-91-4)
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