{"product_id":"cbesaetfe","title":"ETFE (Ethyl 1,1,2,2-tetrafluoroethyl ether, HFE-374, \u003e99.5%) as Battery Electrolyte Co-Solvent and Additive, 25-100 g\/bottle, CBESAETFE","description":"\u003cp\u003eEthyl 1,1,2,2-tetrafluoroethyl ether (ETFE) (CAS 512-51-6; widely designated in battery literature as HFE-374) is a specialized short-chain hydrofluoroether utilized as an advanced electrolyte co-solvent, diluent, and functional additive in lithium-ion, sodium-ion, and lithium-sulfur batteries.\u003c\/p\u003e\n\u003cp\u003eThe key benefits of ETFE are: (1) \u003cstrong\u003eEnhanced Low-Temperature Performance\u003c\/strong\u003e: The combination of an extremely low melting point (~ -86 °C) and low viscosity maintains high ionic conductivity and discharge capacity in deep sub-zero environments. (2) \u003cstrong\u003eImproved Cell Safety \u0026amp; Wetting\u003c\/strong\u003e: Rapid separator\/electrode wetting characteristics and flame-retarding structural characteristics assist in curbing overall cell flammability risks. (3) \u003cstrong\u003eVersatility Across Chemistries\u003c\/strong\u003e: Demonstrated efficacy not only in lithium-ion systems but also in smoothing sodium-ion electrode deposition interfaces and optimizing lithium-sulfur cycling stability\u003c\/p\u003e\n\u003ctable width=\"100%\" style=\"width: 100%; height: 342.6px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 33.6331%; height: 35.6px;\"\u003e\u003cem\u003ePart Number\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.0072%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003eCBESAETFE (C-BESA-ETFE)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 33.6331%; height: 35.6px;\"\u003e\u003cem\u003eCAS\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.0072%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003e512-51-6\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 161px;\"\u003e\n\u003ctd style=\"width: 33.6331%; height: 161px;\"\u003e\u003cem\u003eChemical Formula\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.0072%; height: 161px;\"\u003e\n\u003cp\u003e\u003cspan\u003eC\u003c\/span\u003e\u003csub\u003e4\u003c\/sub\u003e\u003cspan\u003eH\u003c\/span\u003e\u003csub\u003e6\u003c\/sub\u003e\u003cspan\u003eF\u003c\/span\u003e\u003csub\u003e4\u003c\/sub\u003e\u003cspan\u003eO\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0774\/6591\/1526\/files\/CBESAETFE_structure_100x100.jpg?v=1789785381\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 33.6331%; height: 35.6px;\"\u003e\u003cem\u003eAppearance\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.0072%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003eColorless Liquid\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 35.6px;\"\u003e\n\u003ctd style=\"width: 33.6331%; height: 35.6px;\"\u003e\n\u003cstrong\u003e \u003c\/strong\u003e\u003cem\u003ePurity\u003c\/em\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 66.0072%; height: 35.6px;\"\u003e\n\u003cp\u003e\u003cspan\u003e\u0026gt;99.5% (Battery Grade)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.6331%; height: 19.6px;\"\u003e\u003cem\u003eMolecular Weight\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.0072%; height: 19.6px;\"\u003e\u003cspan\u003e146.08 g\/mol\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 33.6331%; height: 19.6px;\"\u003e\u003cem\u003ePackage Size\u003c\/em\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.0072%; height: 19.6px;\"\u003e\u003cspan\u003e25 g, 50 g, and 100 g\/bottle\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eNotes\u003c\/strong\u003e: Please store the ETFE in the glovebox due to its sensitivity to humidity and oxygen.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eReferences\u003c\/strong\u003e: \u003c\/span\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/pubs.acs.org\/aelccp\/article-abstract\/9\/8\/3869\/341188\/A-Coordinated-Anion-Enriched-Electrolyte-for-Lean?redirectedFrom=fulltext\"\u003e\u003cspan\u003eK. Qin, et al. A Coordinated-Anion-Enriched Electrolyte for Lean-Electrolyte Li–S Batteries, ACS Energy Lett. (2024) 9 (8): 3869–3876.\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0013468615003084\"\u003e\u003cspan\u003eH. Lu, et al. Lithium\/sulfur batteries with mixed liquid electrolytes based on ethyl 1,1,2,2-tetrafluoroethyl ether, Electrochimica Acta, 2015, 161, 55-62\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"CHEMFISH","offers":[{"title":"25 g","offer_id":48399671722214,"sku":"CBESAETFE25","price":119.0,"currency_code":"USD","in_stock":true},{"title":"50 g","offer_id":48399671754982,"sku":"CBESAETFE50","price":199.0,"currency_code":"USD","in_stock":true},{"title":"100 g","offer_id":48399671787750,"sku":"CBESAETFE100","price":369.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/6591\/1526\/files\/CBESAETFE_main.jpg?v=1789785381","url":"https:\/\/echemsupplies.com\/products\/cbesaetfe","provider":"EChem Supplies","version":"1.0","type":"link"}