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Sigma-Aldrich

Copper(II) tetrafluoroborate hydrate

Synonym(s):

Copper ditetrafluoroborate hydrate, Cupric tetrafluoroborate hydrate

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About This Item

Linear Formula:
Cu(BF4)2 · xH2O
CAS Number:
207121-39-9
Molecular Weight:
237.16 (anhydrous basis)
MDL number:
MFCD00150223
UNSPSC Code:
12352302
PubChem Substance ID:
24862673
NACRES:
NA.23

form

solid

composition

Cu(II), 19-22%

concentration

≤25.8% Cu (EDTA titration)

application(s)

battery manufacturing

SMILES string

O.[Cu++].F[B-](F)(F)F.F[B-](F)(F)F

InChI

1S/2BF4.Cu.H2O/c2*2-1(3,4)5;;/h;;;1H2/q2*-1;+2;

InChI key

JYLPBVRGTDBGBM-UHFFFAOYSA-N

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Application

Copper(II) tetrafluoroborate hydrate may be used as catalyst for chemoselective N-tert-butoxycarbonylation of amines with di-tert-butyl dicarbonate.The product is a starting material for homometallic, trinuclear heteroscorpionate complexes applied in studies of electronic and magnetic properties.

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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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Copper(II) tetrafluoroborate as a novel and highly efficient catalyst for N-tert-butoxycarbonylation of amines under solvent-free conditions at room temperature
Chankeshwara SV, et al.
Tetrahedron Letters, 47(7), 1087-1091 (2006)
Jin Shen et al.
Nature communications, 11(1), 6259-6259 (2020-12-09)
Three-dimensional metal-organic frameworks (MOFs) are cutting-edge materials in the adsorptive removal of trace gases due to the availability of abundant pores with specific chemistry. However, the development of ideal adsorbents combining high adsorption capacity with high selectivity and stability remains
Timothy C. Higgs et al.
Inorganic chemistry, 37(9), 2263-2272 (2001-10-24)
The mixed functionality pyrazole/phenol ligand (2-hydroxyphenyl)bis(pyrazolyl)methane, L1OH, has been used to prepare a series of linear trimetallic systems with the general structural motif [M(3)(L1O)(4)](2+), where M = Mn(2+), Co(2+), Ni(2+), Cu(2+), and Zn(2+). Each of these complexes has been structurally

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