2-Amino-3-(2-fluoro-4-hydroxyphenyl)propanoic acid CAS 7656-31-7
| CAS No. | 7656-31-7 |
| Molecular Formula | C9H10FNO3 |
| Molecular Weight | 199.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
2-Amino-3-(2-fluoro-4-hydroxyphenyl)propanoic acid (CAS 7656-31-7) is a high-purity analytical reference standard with the molecular formula C9H10FNO3 and a molecular weight of 199.18 g/mol.
Based on its molecular formula C9H10FNO3, 2-Amino-3-(2-fluoro-4-hydroxyphenyl)propanoic acid contains a nitrogen-containing heterocyclic scaffold, 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 199.18 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), 2-Amino-3-(2-fluoro-4-hydroxyphenyl)propanoic acid 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 | C9H10FNO3 |
| Molecular Weight | 199.18 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 |
| 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.) | 1959 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Amino Standards
- (3S)-3-Amino-3-(3-fluoro-4-hydroxyphenyl)propanoic acid (CAS 1027335-64-3)
- 2-Amino-3-(2-fluoro-3-hydroxyphenyl)propanoic acid (CAS 1069068-09-2)
- Methyl 4-amino-2-fluoro-5-methoxybenzoate (CAS 1137869-87-4)
- 6-Amino-3-ethoxy-2-fluorobenzoic acid (CAS 1178813-12-1)
- Methyl 2-amino-3-fluoro-4-methoxybenzoate (CAS 1180497-48-6)
- (R)-2-amino-3-(2-fluoro-4-hydroxyphenyl)propanoic acid hydrochloride (CAS 1241679-19-5)
- methyl 2-amino-5-fluoro-3-methoxybenzoate (CAS 1247936-83-9)
- Ethyl 2-amino-4-fluoro-5-hydroxybenzoate (CAS 1248820-25-8)
Recommended Standards
- 2-Amino-2-(5-fluoro-2-methoxyphenyl)acetic acid (CAS 318270-05-2)
- 2-Amino-3-(2-fluorophenyl)-3-hydroxypropanoic acid (CAS 317-35-1)
- 2-(4-Fluorophenyl)pyrimidine-5-carbonitrile (CAS 960198-60-1)
- 2-Amino-3-(3-fluorophenyl)-3-hydroxypropanoic acid (CAS 321-80-2)
- 2-(4-Ethylcyclohexyl)-N-methylethan-1-amine (CAS 1344331-96-9)
- 1-(Methylamino)-1H-benzo[d]imidazole-5-carboxylic acid (CAS 40534-00-7)
- 3-Chloro-2-fluoro-5-iodobenzoic acid (CAS 1000162-09-3)
- 3-Amino-2-[(3-chlorophenyl)methyl]propanoic acid hydrochloride (CAS 1258640-49-1)
- 1-((2-Chlorophenyl)thio)-3,3-dimethylbutan-2-one (CAS 1154957-29-5)
- N-(3-(Cyclohexyloxy)-5-hydroxyphenyl)methanesulfonamide (CAS 1243373-26-3)
- Sofosbuvir Impurity 51 (CAS 1233335-78-8)
- (Z)-4-chlorobut-2-en-1-yl acetate (CAS 55613-61-1)
- Methyl N-(methylsulfonyl)-N-(3-(trifluoromethyl)phenyl)glycinate (CAS 363576-16-3)
- Epidermal Growth Factor Receptor Peptide (985-996) (CAS 96249-43-3)
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