5,6-Difluoropyridin-3-ol CAS 1154579-85-7
| CAS No. | 1154579-85-7 |
| Molecular Formula | C5H3F2NO |
| Molecular Weight | 131.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5,6-Difluoropyridin-3-ol (CAS 1154579-85-7), a certified reference material (molecular formula C5H3F2NO, MW 131.08 g/mol) for analytical method development and quality control.
Based on its molecular formula C5H3F2NO, 5,6-Difluoropyridin-3-ol 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 131.08 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5,6-Difluoropyridin-3-ol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
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.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Difluoropyridin Standards
- 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)
- 2,6-Difluoropyridin-3-ol (CAS 209328-85-8)
Recommended Standards
- 2,2,3,3-Tetrafluoropropan-1-amine (CAS 663-69-4)
- Melamine amide-<SUP>13</SUP>C<SUB>3</SUB> (CAS 1173021-81-2)
- 2-Fluoro-4-oxazolecarboxylic Acid (CAS 1167056-76-9)
- Selenophene (CAS 288-05-1)
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- 1-Bromo-2,2-dimethyl-5-(methylsulfonyl)pentane (CAS 1480602-44-5)
- (R)-1-Formylpyrrolidine-2-carboxylic acid (CAS 899900-53-9)
- Dimethyl 3-hydroxy-5-methoxyphthalate (CAS 24953-74-0)
- 3-(5-Fluoro-2-methylphenyl)propanal (CAS 1261675-45-9)
- Lomefloxacin Impurity 18 (CAS CATO-C4X-207318)
- 4-Amino-7-bromopyrrolo[2,1-f][1,2,4]triazine-5-carbaldehyde (CAS 1911567-46-8)
- 4-((2-Nitro-4-(trifluoromethyl)phenoxy)methyl)piperidine hydrochloride (CAS 1219957-05-7)
- [1,1'-Biphenyl]-2-yl diphenyl phosphate (CAS 132-29-6)
- Semaglutide impurity 271 (CAS CATO-C4X-2226271)
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