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283673

Sigma-Aldrich

Copper(II) trifluoromethanesulfonate

98%

Synonym(s):

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

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About This Item

Linear Formula:
(CF3SO3)2Cu
CAS Number:
34946-82-2
Molecular Weight:
361.68
Beilstein:
4028198
EC Number:
252-300-8
MDL number:
MFCD00077492
UNSPSC Code:
12161600
PubChem Substance ID:
24857124
NACRES:
NA.22

Quality Level

200

Assay

98%

reaction suitability

core: copper
reagent type: catalyst

mp

≥300 °C

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

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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.

related product

Product No.
Description
Pricing

909424

Cu(OTs)2, ≥95%

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Saravanan, P. et al.
Tetrahedron Letters, 39, 3823-3823 (1998)
Ahmed M Senan et al.
Journal of agricultural and food chemistry, 65(32), 6912-6918 (2017-07-19)
Utilization of renewable biomass to partly replace the fossil resources in industrial applications has attracted attention due to the limited fossil feedstock with the increased environmental concerns. This work introduced a modified Wacker-type oxidation for transformation of unsaturated fatty acids/esters
Dario Formenti et al.
Chemical reviews, 119(4), 2611-2680 (2018-12-06)
The reduction of nitro compounds to the corresponding amines is one of the most utilized catalytic processes in the fine and bulk chemical industry. The latest development of catalysts with cheap metals like Fe, Co, Ni, and Cu has led
Biswarup Chakraborty et al.
Chemistry, an Asian journal, 15(6), 852-859 (2020-02-06)
In the urge of designing noble metal-free and sustainable electrocatalysts for oxygen evolution reaction (OER), herein, a mineral Digenite Cu9 S5 has been prepared from a molecular copper(I) precursor, [{(PyHS)2 CuI (PyHS)}2 ](OTf)2 (1), and utilized as an anode material
Nicole W G Smits et al.
Inorganic chemistry, 58(19), 13007-13019 (2019-09-25)
The structure of the copper complex of the 6-((1-butanethiol)oxy)-tris(2-pyridylmethyl)amine ligand (Cu-tmpa-O(CH2)4SH) anchored to a gold surface has been investigated. To enable covalent attachment of the complex to the gold surface, a heteromolecular self-assembled monolayer (SAM) of butanethiol and a thiol-substituted
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