≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
| Pubchem Sid | 488181059 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488181059 |
| Canonical Smiles | CCOC(=O)C(F)F |
| IUPAC Name | ethyl 2,2-difluoroacetate |
| InChIKey | GZKHDVAKKLTJPO-UHFFFAOYSA-N |
| INCHI | 1S/C4H6F2O2/c1-2-8-4(7)3(5)6/h3H,2H2,1H3 |
| Isomeric SMILES | CCOC(=O)C(F)F |
| WGK Germany | 3 |
| UN Number | 2924 |
| Molecular Weight | 124.09 |
| Reaxy-Rn | 1748597 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1748597&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 |
| Class | Carboxylic acids and derivatives |
| Subclass | Alpha-halocarboxylic acids and derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Alpha-halocarboxylic acid derivatives |
| Alternative Parents | Carboxylic acid esters Monocarboxylic acids and derivatives Organofluorides Organic oxides Hydrocarbon derivatives Carbonyl compounds Alkyl fluorides |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Alpha-halocarboxylic acid derivative - Carboxylic acid ester - Monocarboxylic acid or derivatives - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Organofluoride - Organohalogen compound - Carbonyl group - Alkyl halide - Alkyl fluoride - Aliphatic acyclic compound |
| Description | This compound belongs to the class of organic compounds known as alpha-halocarboxylic acid derivatives. These are carboxylic acid derivatives 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 | Date | Item |
|---|---|---|---|
 F2603025 | Certificate of Analysis | Jun 15, 2026 | E101733 |
| L2206382 | Certificate of Analysis | Jun 15, 2026 | E101733 |
| L1824095 | Certificate of Analysis | Feb 05, 2026 | E101733 |
| F1416045 | Certificate of Analysis | Jan 05, 2026 | E101733 |
| A2220213 | Certificate of Analysis | Aug 11, 2025 | E101733 |
| I2306431 | Certificate of Analysis | Jun 10, 2025 | E101733 |
| I2306436 | Certificate of Analysis | Jun 10, 2025 | E101733 |
| I2306435 | Certificate of Analysis | Jun 10, 2025 | E101733 |
| I2306434 | Certificate of Analysis | Jun 10, 2025 | E101733 |
| I2306432 | Certificate of Analysis | Jun 10, 2025 | E101733 |
| E2522321 | Certificate of Analysis | May 28, 2025 | E101733 |
| D2308968 | Certificate of Analysis | Jan 20, 2025 | E101733 |
| D2308960 | Certificate of Analysis | Jan 07, 2025 | E101733 |
| D2308958 | Certificate of Analysis | Jan 07, 2025 | E101733 |
| K2419352 | Certificate of Analysis | Nov 23, 2024 | E101733 |
| K2419354 | Certificate of Analysis | Nov 23, 2024 | E101733 |
| L2206399 | Certificate of Analysis | Sep 06, 2024 | E101733 |
| I2306433 | Certificate of Analysis | Aug 26, 2023 | E101733 |
| F2121133 | Certificate of Analysis | Apr 12, 2023 | E101733 |
| F2121132 | Certificate of Analysis | Apr 12, 2023 | E101733 |
| D23081099 | Certificate of Analysis | Mar 23, 2023 | E101733 |
| L2206400 | Certificate of Analysis | Nov 14, 2022 | E101733 |
| A2220211 | Certificate of Analysis | Dec 13, 2021 | E101733 |
| Sensitivity | Moisture sensitive. |
|---|---|
| Refractive Index | 1.347 |
| Flash Point(°F) | 73.4 °F |
| Flash Point(°C) | 24 °C |
| Boil Point(°C) | 99.2°C |
| Molecular Weight | 124.090 g/mol |
| XLogP3 | 0.900 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 3 |
| Exact Mass | 124.034 Da |
| Monoisotopic Mass | 124.034 Da |
| Topological Polar Surface Area | 26.300 Ų |
| Heavy Atom Count | 8 |
| Formal Charge | 0 |
| Complexity | 82.100 |
| 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 | 1 |
| 1. Changxing Han, Yunpeng Qu, Borui Li, Wenkai Song, Hui Lin, Dongming Liu, Mengfan Pei, Shuo Zhuo, Lin Wang, Xin Jin, Wanyuan Jiang, Chang Su, Xusheng Zhang, Xigao Jian, Fangyuan Hu. (2025) Tailored Anion-Enriched Solvation Sheath Design Enables Wide Temperature Range Performance of Lithium Metal Batteries†. CHINESE JOURNAL OF CHEMISTRY, [PMID:] [10.1002/cjoc.70346] |
| 2. Shichao Zhang, Siyuan Li, Yuezheng Liu, Jin Tang, Xinyang Wang, Wei Zhong, Shulan Mao, Qian Wu, Chaoqiang Tan, Ziren Long, Hao Cheng, Yong Wu, Yingying Lu. (2026) Molecular Engineering of Fluorinated Solvents Enables Practical Lithium Metal Batteries. Advanced Energy Materials, [PMID:] [10.1002/aenm.202506771] |
