(S)-2,2-Difluorocyclopropanecarboxylic acid, 97% CAS 1883301-82-3
| CAS No. | 1883301-82-3 |
| Molecular Formula | C4H4F2O2 |
| Molecular Weight | 122.07 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 122.07 g/mol gives (S)-2,2-Difluorocyclopropanecarboxylic acid, 97% distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(S)-2,2-Difluorocyclopropanecarboxylic acid, 97% (CAS 1883301-82-3), molecular formula C4H4F2O2 and molecular weight 122.07 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (S)-2,2-Difluorocyclopropanecarboxylic acid, 97% (C4H4F2O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 122.07 g/mol, it falls into the low-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C4H4F2O2 |
| Molecular Weight | 122.07 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
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