Methyl 2-(3,4-difluorophenyl)-2-oxoacetate CAS 220239-71-4
| CAS No. | 220239-71-4 |
| Molecular Formula | C9H6F2O3 |
| Molecular Weight | 200.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Methyl 2-(3,4-difluorophenyl)-2-oxoacetate is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies Methyl 2-(3,4-difluorophenyl)-2-oxoacetate (CAS 220239-71-4), a certified reference material (molecular formula C9H6F2O3, MW 200.14 g/mol) for analytical method development and quality control.
The molecular framework of Methyl 2-(3,4-difluorophenyl)-2-oxoacetate (C9H6F2O3) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system. In reversed-phase chromatography, its retention is governed primarily by the polarity and ionization state of its functional groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
CATO manufactures Methyl 2-(3,4-difluorophenyl)-2-oxoacetate 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 | C9H6F2O3 |
| Molecular Weight | 200.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2019 |
| Halogen Content | F-containing |
Related Methyl Standards
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Recommended Standards
- 6-Methyl-2H-pyran-2,4(3H)-dione (CAS 541-98-0)
- 6-Amino-2,2-difluoro-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 575473-95-9)
- Methyl 2,3-difluoro-4-formylbenzoate (CAS 1989657-57-9)
- 4-Deoxy-4,4-difluoro-D-ribo-hexitol (CAS 685516-98-7)
- 76880-93-8 Olivil 4'-O-glucoside (CAS 76880-93-8)
- 3-Cyano-1-methyl-1H-pyrrole-2-carboxylic acid (CAS 7126-45-6)
- Methyl N-(methylsulfonyl)-N-(3-nitrophenyl)glycinate (CAS 532417-56-4)
- 1-[(4-Chlorophenyl)methyl]-3-methyl-4-(4-methylbenzoyl)-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 317822-41-6)
- (4-Bromophenyl)(cyclopropyl)methanamine (CAS 90868-92-1)
- rac-(2S,3R)-2-(4-chlorophenyl)oxan-3-amine hydrochloride (CAS 2059917-85-8)
- 2-(1-Methylpyrrolidin-2-ylidene)malononitrile (CAS 53583-60-1)
- 4-([1,1'-Biphenyl]-4-yl)-2-amino-5-oxo-5,6,7,8-tetrahydro-4H-chromene-3-carbonitrile (CAS 337496-54-5)
- 4-(Cyclohexyloxy)-2-(trifluoromethyl)phenol (CAS 1243348-45-9)
- Semaglutide impurity 331 (CAS CATO-C4X-2226231)
Why CATO?
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