Diethyl 2-(2,2,2-trifluoroethyl)malonate CAS 99783-25-2
| CAS No. | 99783-25-2 |
| Molecular Formula | C9H13F3O4 |
| Molecular Weight | 242.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of Diethyl 2-(2,2,2-trifluoroethyl)malonate is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
Diethyl 2-(2,2,2-trifluoroethyl)malonate (CAS 99783-25-2), molecular formula C9H13F3O4 and molecular weight 242.19 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H13F3O4, Diethyl 2-(2,2,2-trifluoroethyl)malonate contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 242.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
As a certified reference material (CRM), Diethyl 2-(2,2,2-trifluoroethyl)malonate 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 | C9H13F3O4 |
| Molecular Weight | 242.19 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | F-containing |
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- 5-Amino-2-bromo-5,6,7,8-tetrahydronaphthalen-1-ol (CAS 1824304-10-0)
- H-Gly-Pro-pNA · HCl (CAS 103213-34-9)
- 1-(4-(3-(4-(Benzyloxy)phenoxy)propoxy)phenyl)ethan-1-one (CAS 937602-11-4)
- 1-Allyl-3,7-dimethyl-8-phenylxanthine (CAS 149981-23-7)
- 1-(2-Fluorophenyl)-4-[(5-phenyl-1,2-oxazol-3-yl)methyl]piperazine (CAS 339019-73-7)
- (4E)-4-[4-(Benzyloxy)benzylidene]-3-(chloromethyl)isoxazol-5(4H)-one (CAS 1142199-48-1)
- Insulin Degludec Impurity 19 (CAS CATO-C4X-215719)
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