5,6-Difluoro Anthranilic Acid CAS 442134-72-7
| CAS No. | 442134-72-7 |
| Molecular Formula | C7H5F2NO2 |
| Molecular Weight | 173.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
5,6-Difluoro Anthranilic Acid (CAS 442134-72-7) is a high-purity analytical reference standard with the molecular formula C7H5F2NO2 and a molecular weight of 173.12 g/mol.
Based on its molecular formula C7H5F2NO2, 5,6-Difluoro Anthranilic 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 173.12 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 5,6-Difluoro Anthranilic Acid 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 | C7H5F2NO2 |
| Molecular Weight | 173.12 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
Related Difluoro Standards
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- 3,5-Difluoro-n-hydroxybenzamide (CAS 1016775-31-7)
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Recommended Standards
- 4-Amino-3,5-difluorobenzoic Acid (CAS 500577-99-1)
- 5-Amino-2,3-difluorobenzoic acid (CAS 874838-32-1)
- 4-Amino-2,5-difluorobenzoic Acid (CAS 773108-64-8)
- 5-Amino-2,4-difluorobenzoic Acid (CAS 639858-45-0)
- 2,5-Difluoro-3-nitrobenzonitrile (CAS 1690818-46-2)
- 2-(Azetidin-3-yloxy)pyrimidine (CAS 1340581-86-3)
- 3-Phenyl-1H-pyrrolo[3,2-c]pyridine (CAS 25796-86-5)
- Methyl 2-(hydroxymethyl)-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridine-3-carboxylate (CAS 1616500-61-8)
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- Clopidogrel Metabolite II (Mixture of Diastereomers) (CAS 1287430-40-3)
- 1154913-96-8 Methyl 2-{[chloro(phenyl)acetyl]amino}benzoate MFCD13681439 (CAS 1154913-96-8)
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- Semaglutide impurity 250 (CAS CATO-C4X-2226250)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com