Application：
It is used in acid catalyzed reactions, especially those where an ester is cleaved in peptide synthesis. Used as an ion pairing agent in liquid chromatography.
| Pubchem Sid | 488200548 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488200548 |
| Sonrisas canónicas | C(=O)(C(F)(F)F)[O-].[Cs+] |
| IUPAC Name | cesium;2,2,2-trifluoroacetate |
| InChIKey | RJYSYRSELCQCSO-UHFFFAOYSA-M |
| INCHI | 1S/C2HF3O2.Cs/c3-2(4,5)1(6)7;/h(H,6,7);/q;+1/p-1 |
| Isómeros SMILES | C(=O)(C(F)(F)F)[O-].[Cs+] |
| Peso molecular | 245.92 |
| Reaxy-Rn | 4161420 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4161420&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organic acids and derivatives |
| Clase | Carboxylic acids and derivatives |
| Subclass | Alpha-halocarboxylic acids and derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Alpha-halocarboxylic acids |
| Alternative Parents | Carboxylic acid salts Organic metal halides Organic alkali metal salts Monocarboxylic acids and derivatives Carboxylic acids Organofluorides Organic oxides Hydrocarbon derivatives Carbonyl compounds Alkyl fluorides Organic cations |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Alpha-halocarboxylic acid - Carboxylic acid salt - Organic metal halide - Carboxylic acid - Organic alkali metal salt - Monocarboxylic acid or derivatives - Alkyl fluoride - Alkyl halide - Organooxygen compound - Organofluoride - Organohalogen compound - Organic salt - Hydrocarbon derivative - Organic oxide - Carbonyl group - Organic oxygen compound - Organic cation - Aliphatic acyclic compound |
| Descripción | This compound belongs to the class of organic compounds known as alpha-halocarboxylic acids. These are carboxylic acids containing a halogen atom bonded to the alpha carbon atom. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Fecha | Articulo |
|---|---|---|---|
 D2623123 | Certificate of Analysis | Apr 10, 2026 | C303068 |
| D2623124 | Certificate of Analysis | Apr 10, 2026 | C303068 |
| D2623125 | Certificate of Analysis | Apr 10, 2026 | C303068 |
| F2312097 | Certificate of Analysis | Mar 17, 2026 | C303068 |
| C23301007 | Certificate of Analysis | Jan 19, 2026 | C303068 |
| K2524092 | Certificate of Analysis | Jun 17, 2024 | C303068 |
| G2524068 | Certificate of Analysis | Jun 17, 2024 | C303068 |
| G2411195 | Certificate of Analysis | Jun 17, 2024 | C303068 |
| G2411194 | Certificate of Analysis | Jun 17, 2024 | C303068 |
| G2411168 | Certificate of Analysis | Jun 17, 2024 | C303068 |
| F2312100 | Certificate of Analysis | May 31, 2023 | C303068 |
| F2312094 | Certificate of Analysis | May 31, 2023 | C303068 |
| F2312093 | Certificate of Analysis | May 31, 2023 | C303068 |
| F2312090 | Certificate of Analysis | May 31, 2023 | C303068 |
| A2608026 | Certificate of Analysis | May 31, 2023 | C303068 |
| J2209086 | Certificate of Analysis | Aug 22, 2022 | C303068 |
| J2209120 | Certificate of Analysis | Aug 22, 2022 | C303068 |
| J2209121 | Certificate of Analysis | Aug 22, 2022 | C303068 |
| Solubilidad | Soluble in water (2 M, clear, colorless) at 20°C. Soluble in organic solvents. |
|---|---|
| Sensibilidad | Moisture sensitive |
| Punto de fusión (°C) | 115 |
| Peso molecular | 245.920 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 0 |
| Exact Mass | 245.89 Da |
| Monoisotopic Mass | 245.89 Da |
| Topological Polar Surface Area | 40.100 Ų |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 87.800 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 2 |
| 1. Xianqi Wei, Jiayi Lu, Silong Zhang, Jiashu Tang, Shichao Wu, Tengbo Lv, Xiaoli Wang. (2025) Facile synthesis of CsPbBr3 perovskite for improved stability and luminescence behavior in an aquatic environment. Frontiers in Chemistry, [PMID:40070408] [10.3389/fchem.2025.1524254] |
| 2. Jiaqi Wang, Hongye Dong, Zhirui Chen, Jingjing Hui, Xiangning Xu, Zijin Qiao, wang Yao, Qi Li, Cheng Mu. (2025) Mitigating Sn2+ Oxidation and Enhancing Device Performance in Tin-Based Perovskites Solar Cell via CsTFA Additive Strategy. Sustainable Energy & Fuels, [PMID:] [10.1039/D5SE00714C] |
