2-amino-4-fluoro-5-hydroxybenzoic acid CAS 1250931-52-2
| CAS No. | 1250931-52-2 |
| Molecular Formula | C7H6FNO3 |
| Molecular Weight | 171.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-amino-4-fluoro-5-hydroxybenzoic acid (CAS 1250931-52-2), a certified reference material (molecular formula C7H6FNO3, MW 171.13 g/mol) for analytical method development and quality control.
Based on its molecular formula C7H6FNO3, 2-amino-4-fluoro-5-hydroxybenzoic acid contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 171.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C7H6FNO3 |
| Molecular Weight | 171.13 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related amino Standards
- 5-Amino-2-fluoro-3-hydroxybenzoic acid (CAS 1025127-32-5)
- 3-Amino-2-fluoro-5-hydroxybenzoic Acid (CAS 1025127-39-2)
- 3-amino-5-fluoro-4-hydroxybenzoic acid (CAS 1025127-44-9)
- 3-Amino-5-fluoro-2-hydroxybenzoic acid (CAS 1025127-52-9)
- 5-Amino-2-fluoro-4-hydroxybenzoic acid (CAS 1566265-63-1)
- 6-Amino-2-fluoro-3-hydroxybenzoic acid (CAS 1785173-26-3)
- 4-AMino-2-fluoro-5-hydroxybenzoic acid (CAS 1936484-56-8)
- 2-Amino-5-fluoro-3-hydroxybenzoic acid (CAS 2169562-63-2)
Recommended Standards
- 2-(5-Fluoro-2-oxo-1,2-dihydropyridin-3-yl)acetic acid (CAS 1227607-87-5)
- Methyl 5-fluoro-3-hydroxypicolinate (CAS 1256787-11-7)
- 2-(2-Fluoro-6-hydroxypyridin-4-yl)acetic acid (CAS 1227594-69-5)
- Methyl 6-fluoro-5-hydroxypicolinate (CAS 1256788-43-8)
- 2-[2-(dimethylamino)ethyl]-2,3-dihydro-1H-isoindol-4-amine (CAS 1017388-40-7)
- 2-Methyltetrahydrofuran-2-carbaldehyde (CAS 80275-32-7)
- 1-(5-Methyl-2-propoxyphenyl)ethan-1-one (CAS 1048917-42-5)
- 5-Chloro-2-iodo-3-methoxypyrazine (CAS 476623-12-8)
- N-(2-(1H-Benzo[d]imidazol-2-yl)phenyl)-4-(phenylthio)butanamide (CAS 899960-97-5)
- 11-chloro-1,8,10-triazatricyclo[7.4.0.0²,⁷]trideca-2(7),3,5,8,10,12-hexaene (CAS 1335498-80-0)
- tert-Butyl (3S)-3-(pyrazin-2-ylamino)pyrrolidine-1-carboxylate (CAS 915002-35-6)
- 7-Amino-1,3-dimethylquinolin-2(1H)-one (CAS 813425-32-0)
- 1-(3-Methoxyphenyl)-3-oxocyclobutane-1-carbonitrile (CAS 1491519-18-6)
- Experimental Allergic Encephalitogenic Peptide (CAS 29705-92-8)
Why CATO?
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