2,2-Difluoro-2-(naphthalen-2-yl)acetic acid CAS 73789-94-3
| CAS No. | 73789-94-3 |
| Molecular Formula | C12H8F2O2 |
| Molecular Weight | 222.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H8F2O2, 2,2-Difluoro-2-(naphthalen-2-yl)acetic acid 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 222.19 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).
2,2-Difluoro-2-(naphthalen-2-yl)acetic acid (CAS 73789-94-3), molecular formula C12H8F2O2 and molecular weight 222.19 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 2,2-Difluoro-2-(naphthalen-2-yl)acetic 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 | C12H8F2O2 |
| Molecular Weight | 222.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-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 chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Halogen Content | F-containing |
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Recommended Standards
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- 2-((4-(Trifluoromethyl)pyrimidin-2-yl)oxy)benzaldehyde (CAS 1227954-93-9)
- 17β-Estradiol 17β-D-Glucuronide (CAS 1806-98-0)
- 3-Amino-1-[2-chloro-5-(morpholine-4-sulfonyl)phenyl]thiourea (CAS 885458-84-4)
- Diclofenac sodium Impurity 48 (CAS 66156-75-0)
- 4-(Pyridin-3-yloxy)benzenesulfonyl chloride (CAS 694471-97-1)
- Hydrochlorothiazide EP Impurity A (CAS 58-94-6)
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- D-Ser39-Tirzepatide (CAS CATO-CPTD788679)
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