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Atomfair Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate C3H3F3O4S CAS 680-15-9

Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate (CAS No. 680-15-9) is a highly specialized fluorinated ester compound with the molecular formula C3H3F3O4S. This chemical is widely recognized in advanced research and industrial applications due to its unique reactive properties, particularly as a fluorosulfonylating agent. It features a difluoroacetate backbone coupled with a fluorosulfonyl group, making it a versatile intermediate in organic synthesis, electrolyte formulations, and specialty material production. With a purity of 97%, this product is ideal for precision-driven applications in pharmaceuticals, agrochemicals, and energy storage technologies. Its stability under controlled conditions ensures reliable performance in demanding experimental and manufacturing environments.

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Description

Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate (CAS No. 680-15-9) is a highly specialized fluorinated ester compound with the molecular formula C3H3F3O4S. This chemical is widely recognized in advanced research and industrial applications due to its unique reactive properties, particularly as a fluorosulfonylating agent. It features a difluoroacetate backbone coupled with a fluorosulfonyl group, making it a versatile intermediate in organic synthesis, electrolyte formulations, and specialty material production. With a purity of 97%, this product is ideal for precision-driven applications in pharmaceuticals, agrochemicals, and energy storage technologies. Its stability under controlled conditions ensures reliable performance in demanding experimental and manufacturing environments.

Properties

  • CAS Number: 680-15-9
  • Complexity: 250
  • IUPAC Name: methyl 2,2-difluoro-2-fluorosulfonyl-acetate
  • InChI: InChI=1S/C3H3F3O4S/c1-10-2(7)3(4,5)11(6,8)9/h1H3
  • InChI Key: GQJCAQADCPTHKN-UHFFFAOYSA-N
  • Exact Mass: 191.97041423
  • Molecular Formula: C3H3F3O4S
  • Molecular Weight: 192.12
  • SMILES: COC(=O)C(F)(F)S(=O)(=O)F
  • Topological: 68.8
  • Monoisotopic Mass: 191.97041423
  • Synonyms: Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate, 680-15-9, DTXSID50338209, DTXCID40289296, 629-185-1, methyl 2,2-difluoro-2-fluorosulfonylacetate, Methyl Fluorosulfonyldifluoroacetate, Methyl difluoro(fluorosulfonyl)acetate, methyl 2-(fluorosulfonyl)difluoroacetate, DIFLUORO(FLUOROSULFONYL)ACETIC ACID METHYL ESTER, methylfluorosulphonyldifluoroacetate, Acetic acid, difluoro(fluorosulfonyl)-, methyl ester, MFCD00144316, FSO2CF2CO2CH3, METHYL DIFLUORO(FLUOROSULPHONYL)ACETATE, SCHEMBL95855, GQJCAQADCPTHKN-UHFFFAOYSA-, BCP21151, FD2006, methyl (fluorosulfonyl)difluoroacetate, AKOS005063340, AB03908, AC-6208, AS-11418, DB-030010, CS-0107267, F0311, EN300-101267, methyl-2,2-difluoro-2-(fluorosulfonyl)acetate, Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate, 97%, Acetic acid, 2,2-difluoro-2-(fluorosulfonyl)-, methyl ester, InChI=1/C3H3F3O4S/c1-10-2(7)3(4,5)11(6,8)9/h1H3

Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate is primarily used as a key reagent in the synthesis of fluorinated organic compounds, including electrolytes for lithium-ion batteries. It serves as a fluorosulfonylating agent in pharmaceutical intermediates and agrochemical production. Its reactivity also makes it valuable in material science for modifying polymer surfaces or creating specialized coatings. Researchers leverage its properties in electrochemical studies and high-energy-density battery development. Strict handling under inert conditions is recommended due to its sensitivity to moisture and air.

Safety and Hazards

GHS Hazard Statements

  • H226 (100%): Flammable liquid and vapor [Warning Flammable liquids]
  • H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

Precautionary Statements

  • P210, P233, P240, P241, P242, P243, P260, P264, P280, P301+P330+P331, P302+P361+P354, P303+P361+P353, P304+P340, P305+P354+P338, P316, P321, P363, P370+P378, P403+P235, P405, and P501

Hazard Classes and Categories

  • Flam. Liq. 3 (100%)
  • Skin Corr. 1C (100%)

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Disclaimer: Sold exclusively for laboratory research. Prohibited for commercial use, diagnostics, or human/animal applications. Buyers assume all compliance liability.

Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

  • Buyers must independently verify patent status (e.g., via USPTO/EPO/CNIPA) and comply with local laws.
  • Atomfair LLC does not provide legal assurances regarding patent non-infringement or jurisdictional compliance.

Liability Release

By purchasing, the buyer agrees to:

  • Use this product only as permitted by law.
  • Indemnify Atomfair LLC against all claims arising from misuse, patent infringement, or regulatory violations.

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