5,6-Difluoropyridin-2-ol CAS 30332-72-0
| CAS No. | 30332-72-0 |
| Molecular Formula | C5H3F2NO |
| Molecular Weight | 131.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amide group, a hydroxyl group, an ether linkage, fluorine substitution, 5,6-Difluoropyridin-2-ol is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 131.08 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
5,6-Difluoropyridin-2-ol (CAS 30332-72-0) is a high-purity analytical reference standard with the molecular formula C5H3F2NO and a molecular weight of 131.08 g/mol.
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), 5,6-Difluoropyridin-2-ol 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 | 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.) | 1965 |
| 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
- 4,6-Difluoropyrimidin-5-amine (CAS 669-80-7)
- 5-Fluorouracil-6-d1 (CAS 90344-84-6)
- 3,5-Difluoropyridine 1-oxide (CAS 210169-07-6)
- 3-(Hydroxymethyl)oxazolidine-2,4-dione (CAS 144365-55-9)
- Ethyl [2,2':6',2''-terpyridine]-4'-carboxylate (CAS 148332-31-4)
- 3-Isopropyl-4-nitro-1H-pyrrole (CAS 1195619-32-9)
- 4-(3-Methoxybenzoyl)-N-((tetrahydrofuran-2-yl)methyl)-1H-pyrrole-2-carboxamide (CAS 478078-91-0)
- Mometasone Impurity 43 (CAS CATO-C4X-170443)
- 5-Nitrobenzo[d]isothiazol-3(2H)-one 1,1-dioxide (CAS 22952-20-1)
- 5,8-Dibromo-[1,2,4]triazolo[1,5-a]pyrazine (CAS 959755-46-5)
- Tetrakis(dimethylamino)zirconium(IV) (CAS 19756-04-8)
- N-Methoxy-4-methylbenzamide (CAS 25563-06-8)
- 5-Bromo-4H-benzo[d][1,3]dioxine (CAS 1780562-98-2)
- Insulin B (22-25) (CAS 34367-73-2)
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