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283673 Sigma-Aldrich

Copper(II) trifluoromethanesulfonate

98%

Synonym: Copper(II) triflate, Cu(OTf)2, Cupric trifluoromethanesulfonate, Trifluoromethanesulfonic acid copper(II) salt

  • CAS Number 34946-82-2

  • Linear Formula (CF3SO3)2Cu

  • Molecular Weight 361.68

  •  Beilstein/REAXYS Number 4028198

  •  EC Number 252-300-8

  •  MDL number MFCD00077492

  •  PubChem Substance ID 24857124

  •  NACRES NA.22

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Properties

Related Categories Catalysis and Inorganic Chemistry, Chemical Synthesis, Copper Catalysts More...
Quality Level   200
assay   98%
mp   ≥300 °C
reaction suitability   reagent type: catalyst
SMILES string   FC(F)(F)S(=O)(=O)O[Cu]OS(=O)(=O)C(F)(F)F
InChI   1S/2CHF3O3S.Cu/c2*2-1(3,4)8(5,6)7;/h2*(H,5,6,7);/q;;+2/p-2
InChI key   SBTSVTLGWRLWOD-UHFFFAOYSA-L

Description

Application

Catalyst for:
• Mannich condensation
• Annulative amination
• Friedel-Crafts reaction
• Henry reaction
• Hypervalent iodine reagent-mediated preparation of carbazoles
• Intramolecular oxidative C-N bond formation for the synthesis of carbazoles

Catalyzes the efficient addition of trimethylsilyl cyanide to carbonyl compounds.

Packaging

5, 25 g in glass bottle

Safety & Documentation

Safety Information

RIDADR 
UN 3261 8 / PGII
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles

Articles

Asymmetric Addition Reaction Using Sulfoximine Ligands

Chiral sulfoximine ligands have been studied for the past 15 years for catalytic asymmetric reactions. The Bolm group developed a new class of sulfoximine used with copper salts for asymmetric aldol ...
William Sommer
Aldrich ChemFiles 2008, 8.6, 9.
Keywords: Aldol reaction, Asymmetric synthesis, Catalysis, Chemfiles, Ligands, Type

Asymmetric Aldol Reaction Using Chiral Sulfonamide Ligands

Walsh and co-workers developed a chiral diamine ligand used in the alkylation, arylation and vinylation of ketones under high enantiocontrol.1 The activity of this new ligand toward the vinylation of...
William Sommer
Aldrich ChemFiles 2008, 8.6, 9.
Keywords: Alkylations, Arylations, Asymmetric synthesis, Chemfiles, Ligands, Transmetalation, Vinylations

Peer-Reviewed Papers
15

References

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Description

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909424 Cu(OTs)2, ≥95%

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