Methyl 4-fluoro-3-hydroxy-5-methoxybenzoate CAS 1782467-95-1
| CAS No. | 1782467-95-1 |
| Molecular Formula | C9H9FO4 |
| Molecular Weight | 200.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C9H9FO4, Methyl 4-fluoro-3-hydroxy-5-methoxybenzoate contains 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 200.16 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).
Methyl 4-fluoro-3-hydroxy-5-methoxybenzoate (CAS 1782467-95-1), molecular formula C9H9FO4 and molecular weight 200.16 g/mol, is a CATO reference standard with documented purity and traceability.
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 Methyl 4-fluoro-3-hydroxy-5-methoxybenzoate 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 | C9H9FO4 |
| Molecular Weight | 200.16 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), 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; 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.) | 1994 |
| Halogen Content | F-containing |
Related Methyl Standards
- 3-Fluoro-2,4-dimethoxybenzoic acid (CAS 1018451-10-9)
- 2-(2-Fluoro-4-methoxyphenyl)-2-hydroxyacetic acid (CAS 1214327-99-7)
- 2-(3-Fluoro-4-methoxyphenyl)-2-hydroxyacetic acid (CAS 1214328-02-5)
- 4-Fluoro-3-methoxymandelic acid (CAS 1214331-55-1)
- 2-(2-Fluoro-5-methoxyphenyl)-2-hydroxyacetic acid (CAS 1214372-67-4)
- 2-Fluoro-3,6-dimethoxybenzoic acid (CAS 1352306-34-3)
- 4-Fluoro-2,3-dimethoxybenzoic acid (CAS 1413927-31-7)
- Methyl 2-(2-fluoro-4,5-dihydroxyphenyl)acetate (CAS 141523-25-3)
Recommended Standards
- 3-(4-(Trifluoromethyl)phenyl)prop-2-yn-1-ol (CAS 173546-21-9)
- 4-Fluoro-3,5-dimethoxybenzoic Acid (CAS 1785030-01-4)
- 2-(2-Fluoro-5-methoxyphenoxy)acetic acid (CAS 1707400-36-9)
- [4-(trifluoroprop-1-yn-1-yl)phenyl]methanol (CAS 1803607-47-7)
- 4-(4-Bromophenyl)-2-(3-methyl-5-(trifluoromethyl)-1H-pyrazol-1-yl)thiazole (CAS 955975-43-6)
- cis-2-Aminocyclohexanecarboxamide (CAS 24717-01-9)
- 6-Amino-2-(difluoromethyl)-5-methoxypyridine-3-sulfonamide (CAS 1804681-42-2)
- tert-Butyl 2-hydroxy-7-methoxy-1H-indole-1-carboxylate (CAS 1881289-53-7)
- 3-Pyridazinamine, 5,6-dimethoxy- (CAS 89465-09-8)
- 7-Bromo-D-tryptophan (CAS 496929-99-8)
- Potassium (R)-3-hydroxybutanoate (CAS 110972-51-5)
- 5-Methylpiperidine-2-carboxylic acid hydrochloride (CAS 661459-01-4)
- Iobitridol Impurity 23 (CAS CATO-C4X-317823)
- Des-Gly34-Tirzepatide (CAS CATO-CPTD788940)
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