Fluorosulfuric acid, 2-bromo-1,1,2,2-tetrafluoroethyl ester

Base Information

• Chemical Name: Fluorosulfuric acid, 2-bromo-1,1,2,2-tetrafluoroethyl ester
• CAS No.: 757-02-8
• Molecular Formula: C2BrF5O3S
• Molecular Weight: 278.982
• DSSTox Substance ID: DTXSID90474812
• Wikidata: Q82304939

Synonyms:757-02-8;Fluorosulfuric acid, 2-bromo-1,1,2,2-tetrafluoroethyl ester;1-bromo-1,1,2,2-tetrafluoro-2-fluorosulfonyloxyethane;DTXSID90474812;BSNGCKGYXWVQBT-UHFFFAOYSA-N;2-Bromo-1,1,2,2-tetrafluoroethyl fluorosulfate

Chemical Property of Fluorosulfuric acid, 2-bromo-1,1,2,2-tetrafluoroethyl ester

Chemical Property:

• XLogP3: 2.5
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 8
• Rotatable Bond Count: 3
• Exact Mass: 277.86717
• Heavy Atom Count: 12
• Complexity: 254

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C(C(F)(F)Br)(OS(=O)(=O)F)(F)F

Technology Process of Fluorosulfuric acid, 2-bromo-1,1,2,2-tetrafluoroethyl ester

There total 3 articles about Fluorosulfuric acid, 2-bromo-1,1,2,2-tetrafluoroethyl ester which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 23.0%

polytetrafluoroethylene (116-14-3,82785-14-6) → bromopentafluoroethane (354-55-2) + undecafluoro-tert-pentyl alcohol (6188-98-3) + 2-Bromotetrafluoroethyl fluorosulfate (757-02-8) + 2-(2-Bromo-1,1,2,2-tetrafluoro-ethoxy)-1,1,1,3,3,4,4,4-octafluoro-2-trifluoromethyl-butane

Guidance literature:

With bromine(I) fluorosulfate; C₅BrF₁₁O; at -93 - 25 ℃; for 8h; Further byproducts given. Yields of byproduct given. Title compound not separated from byproducts;

DOI:10.1016/0022-1139(96)03400-8

Reference yield: 23.0%

polytetrafluoroethylene (116-14-3,82785-14-6) + C5BrF11O (178985-10-9) → bromopentafluoroethane (354-55-2) + undecafluoro-tert-pentyl alcohol (6188-98-3) + 2-Bromotetrafluoroethyl fluorosulfate (757-02-8) + 2-(2-Bromo-1,1,2,2-tetrafluoro-ethoxy)-1,1,1,3,3,4,4,4-octafluoro-2-trifluoromethyl-butane

Guidance literature:

at -93 - 25 ℃; for 8h; Further byproducts given. Yields of byproduct given. Title compound not separated from byproducts;

DOI:10.1016/0022-1139(96)03400-8

Reference yield: 7.6%

polytetrafluoroethylene (116-14-3,82785-14-6) → 1,2-dibromo-1,1,2,2-tetrafluoroethane (124-73-2) + 2-Bromotetrafluoroethyl fluorosulfate (757-02-8)

Guidance literature:

With bromine; fluorosulphonic acid;

DOI:10.1007/BF00963248

upstream raw materials:

polytetrafluoroethylene

C₅BrF₁₁O

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