(1S,2S)-2-Fluorocyclopropanecarboxylic acid CAS 127199-14-8
| CAS No. | 127199-14-8 |
| Molecular Formula | C4H5FO2 |
| Molecular Weight | 104.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 104.08 g/mol gives (1S,2S)-2-Fluorocyclopropanecarboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(1S,2S)-2-Fluorocyclopropanecarboxylic acid (CAS 127199-14-8), molecular formula C4H5FO2 and molecular weight 104.08 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of (1S,2S)-2-Fluorocyclopropanecarboxylic acid (C4H5FO2) is characterized by a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution. 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. 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.
CATO manufactures (1S,2S)-2-Fluorocyclopropanecarboxylic 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 | C4H5FO2 |
| Molecular Weight | 104.08 g/mol |
| Purity | >95% |
| 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.) | 1993 |
| Halogen Content | F-containing |
Recommended Standards
- rel-(1R,2S)-2-Fluorocyclopropanecarboxylic acid (CAS 130340-04-4)
- Diethylphosphine Oxide (CAS 7215-33-0)
- Methyl 2-Fluoroacrylate (stabilized with BHT) (CAS 2343-89-7)
- 1,1-Difluoro-3-Methylene-Cyclobutane (CAS 110654-33-6)
- Dimethyl [2,2'-biquinoline]-4,4'-dicarboxylate (CAS 910-78-1)
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- 5-(3-Fluorophenyl)-3-(4-methoxyphenyl)-1H-1,2,4-triazole (CAS 1209648-85-0)
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- N-phenyl-N-(4-phenyl-2-thioxothiazol-3(2H)-yl)benzamide (CAS 105701-07-3)
- Semaglutide Impurity 2 (CAS CATO-C4X-22262)
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