2-(acetyloxy)-3,3,3-trifluoropropanoic acid CAS 156816-81-8
| CAS No. | 156816-81-8 |
| Molecular Formula | C5H5F3O4 |
| Molecular Weight | 186.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-(acetyloxy)-3,3,3-trifluoropropanoic acid (CAS 156816-81-8), a certified reference material (molecular formula C5H5F3O4, MW 186.09 g/mol) for analytical method development and quality control.
Structurally, 2-(acetyloxy)-3,3,3-trifluoropropanoic acid (C5H5F3O4) contains a carbohydrate-derived structure, 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 186.09 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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), 2-(acetyloxy)-3,3,3-trifluoropropanoic 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 | C5H5F3O4 |
| Molecular Weight | 186.09 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.) | 2001 |
| Halogen Content | F-containing |
Related acetyloxy Standards
- {1-[(acetyloxy)methyl]cyclopropyl}methyl acetate (CAS 148420-14-8)
- Ethyl 2-(acetyloxy)-3-oxobutanoate (CAS 18632-42-3)
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- 2-(Acetyloxy)-1-phenylethanone (CAS 2243-35-8)
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Recommended Standards
- Morinidazole Impurity 46 (CAS CATO-C4X-219646)
- methyl 2,2,2-trifluoroethyl oxalate (CAS 1803562-29-9)
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- 2-(2,6-Dibromo-4-chloro-3,5-dimethylphenoxy)acetic acid (CAS 764710-09-0)
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Why CATO?
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