3,3-Difluoro-2-Oxopentanoic Acid CAS 165544-38-7
| CAS No. | 165544-38-7 |
| Molecular Formula | C5H6F2O3 |
| Molecular Weight | 152.10 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, 3,3-Difluoro-2-Oxopentanoic Acid is typically white to off-white crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 152.10 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
CATO supplies 3,3-Difluoro-2-Oxopentanoic Acid (CAS 165544-38-7), a certified reference material (molecular formula C5H6F2O3, MW 152.10 g/mol) for analytical method development and quality control.
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.
As a certified reference material (CRM), 3,3-Difluoro-2-Oxopentanoic Acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C5H6F2O3 |
| Molecular Weight | 152.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 2004 |
| Halogen Content | F-containing |
Related Difluoro Standards
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- (R)-3,3-Difluoro-5-(hydroxymethyl)dihydrofuran-2(3H)-one (CAS 211807-33-9)
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Recommended Standards
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- 3-Bromo-6-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[3,4-b]pyridine (CAS 1356087-51-8)
- 2-((4-Chloro-6-morpholino-1,3,5-triazin-2-yl)amino)ethanol (CAS 140638-78-4)
- (1-Bromocyclopentyl)-2-thienyl-methanone (CAS 94139-04-5)
- (S)-N-(3,5-dimethylphenyl)piperidine-2-carboxamide (CAS 1178549-16-0)
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