2,3-Difluoropyridine 1-Oxide CAS 303154-03-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303154-03-2 |
| Molecular Formula | C5H3F2NO |
| Molecular Weight | 131.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,3-Difluoropyridine 1-Oxide (CAS 303154-03-2) 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 Difluoropyridine Standards
- 2,4-Difluoropyridine 1-Oxide (CAS 303154-04-3)
- 3,5-Difluoropyridine 1-oxide (CAS 210169-07-6)
- 2,6-Difluoropyridine (CAS 1513-65-1)
- 2,3-Difluoropyridine (CAS 1513-66-2)
- 3,5-difluoropyridine (CAS 71902-33-5)
- 2,3-Difluoropyridine-4-carbaldehyde (CAS 1227502-65-9)
- 5,6-Difluoropyridine-3-carbaldehyde (CAS 1227583-68-7)
- 2,5-Difluoropyridine-4-carbaldehyde (CAS 1227602-08-5)
Recommended Standards
- 2,6-Difluoropyridin-4-ol (CAS 197717-50-3)
- 3,6-Difluoropyridazin-4-amine (CAS 1894919-32-4)
- 2,6-Difluoropyridin-3-ol (CAS 209328-85-8)
- 2-Amino-1-(2,6-dimethylphenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile (CAS 157286-57-2)
- 6-Bromo-4-fluorobenzo[b]thiophene-2-carboxylic acid (CAS 826995-57-7)
- (4-(Allyloxy)-3-chlorophenyl)methanamine (CAS 1251923-94-0)
- (2-Fluoro-4-(4-methyl-1H-pyrazol-1-yl)phenyl)boronic acid (CAS 2225178-48-1)
- 6-Phenylhex-5-ynal (CAS 130602-09-4)
- 3-(Trifluoromethyl)-3,4-dihydro-2H-benzo[e][1,2,4]thiadiazine 1,1-dioxide (CAS 112107-46-7)
- Prolactin-Releasing Peptide (1-31) (rat) (CAS 215510-06-8)
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