5-Fluoro-4-methoxypyridin-3-ol CAS 1184172-37-9
| CAS No. | 1184172-37-9 |
| Molecular Formula | C6H6FNO2 |
| Molecular Weight | 143.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system, 5-Fluoro-4-methoxypyridin-3-ol is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 143.12 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-Fluoro-4-methoxypyridin-3-ol (CAS 1184172-37-9), molecular formula C6H6FNO2 and molecular weight 143.12 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 5-Fluoro-4-methoxypyridin-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 | C6H6FNO2 |
| Molecular Weight | 143.12 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Fluoro Standards
- 2-Fluoro-4-hydroxy-3-methoxypyridine (CAS 1184172-38-0)
- 5-Fluoro-3-(hydroxymethyl)pyridin-2(1H)-one (CAS 1227494-41-8)
- 2-Fluoro-5-hydroxy-3-methoxypyridine (CAS 1227511-69-4)
- 3-fluoro-5-methoxypyridin-2-ol (CAS 1227511-78-5)
- 3-Fluoro-4-hydroxy-2-methoxypyridine (CAS 1227511-87-6)
- 2-Fluoro-5-methoxypyridin-3-ol (CAS 1227593-83-0)
- 5-Fluoro-3-hydroxy-2-methoxypyridine (CAS 1233025-58-5)
- 5-Fluoro-6-methoxypyridin-3-ol (CAS 124432-71-9)
Recommended Standards
- o-(4,4,4-Trifluorobutyl)hydroxylamine (CAS 780037-64-1)
- N-methyl-[2-(trifluoromethoxy)ethyl]amine hydrochloride (CAS 960365-25-7)
- 4-Amino-2-hydroxy-1,1,1-trifluorobutane (CAS 57165-84-1)
- 3-Amino-4,4,4-trifluorobutan-1-ol (CAS 914223-46-4)
- N,N'-Dimethyl-N,N'-diphenylmethanediamine (CAS 1145-27-3)
- Methyl 5-methyl-3-(trifluoromethyl)picolinate (CAS 1360917-88-9)
- Methyl 4-chloro-2-(methylthio)thieno[2,3-d]pyrimidine-6-carboxylate (CAS 918629-00-2)
- 1-(2-(Trifluoromethyl)phenyl)ethane-1-sulfonamide (CAS 1250069-96-5)
- 7-Fluoro-1,8-naphthyridin-2-ol (CAS 846033-37-2)
- 2-(2-Acetylbenzo[d]oxazol-5-yl)acetonitrile (CAS 1803836-98-7)
- N2-Cyclopropyl-N3-(piperidin-4-yl)quinoxaline-2,3-diamine hydrochloride (CAS 1185319-96-3)
- 4-Chloro-5-fluoro-2-methylquinazoline (CAS 1429782-22-8)
- 4-(((3-(Pyrrolidin-1-ylmethyl)benzyl)amino)methyl)benzonitrile (CAS 1355835-03-8)
- D-[Ala]24-Semaglutide (CAS CATO-C4X-2226126)
Why CATO?
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