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294128

Sigma-Aldrich

Sodium tetrakis(4-fluorophenyl)borate dihydrate

98%

Synonym(s):

Cesibor, Tetrakis(4-fluorophenyl)boron sodium

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About This Item

Linear Formula:
(FC6H4)4BNa·2H2O
CAS Number:
Molecular Weight:
450.21
Beilstein:
4285808
MDL number:
UNSPSC Code:
12161600
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

98%

form

solid

reaction suitability

core: boron
reagent type: catalyst

impurities

<2% acetone

SMILES string

O.O.[Na+].Fc1ccc(cc1)[B-](c2ccc(F)cc2)(c3ccc(F)cc3)c4ccc(F)cc4

InChI

1S/C24H16BF4.Na.2H2O/c26-21-9-1-17(2-10-21)25(18-3-11-22(27)12-4-18,19-5-13-23(28)14-6-19)20-7-15-24(29)16-8-20;;;/h1-16H;;2*1H2/q-1;+1;;

InChI key

MSDGDEJOIBMWJD-UHFFFAOYSA-N

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Application

Sodium tetrakis(4-fluorophenyl)borate dihydrate can be used as a cation exchanger in the preparation of:
  • Organic pseudoisocyanine nanoparticles.
  • Polymeric membrane sensors.
It can also be used as a dopant for valinomycin-based potassium-selective membranes.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

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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Organic nanoparticles of cyanine dye in aqueous solution
Ou Z, et al.
Bulletin of the Chemical Society of Japan, 80, 295-302 (2007)
Polymeric membrane sensors with boronic acid functionalized boron dipyrromethene for selective measurement of dopamine
Li Y, et al.
Sensors and Actuators B, Chemical, 191, 227-232 (2014)
Analytical Chemistry, 57, 783-783 (1985)
Towards reversibility of ion transfer across the interface between valinomycin membranes and aqueous electrolyte solutions
Mikhelson K, et al.
Russ. J. Electrochem., 39, 771-776 (2003)

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