17324

Lithium tetrakis(pentafluorophenyl)borate ethyl etherate

• Synonym(s): Tetrakis(pentafluorophenyl)boron lithium ethyl etherate
• Empirical Formula (Hill Notation): C₂₄BF₂₀Li · 2.5C₄H₁₀O
• CAS Number: 371162-53-7
• Molecular Weight: 871.28
• MDL number: MFCD01861289
• UNSPSC Code: 12161600
• PubChem Substance ID: 57647634
• NACRES: NA.22

Properties

• reaction suitability: core: boron; reagent type: catalyst
• mp: 117-122 °C
• SMILES string: [Li+].CCOCC.Fc1c(F)c(F)c(c(F)c1F)[B-](c2c(F)c(F)c(F)c(F)c2F)(c3c(F)c(F)c(F)c(F)c3F)c4c(F)c(F)c(F)c(F)c4F
• InChI: 1S/C24BF20.C4H10O.Li/c26-5-1(6(27)14(35)21(42)13(5)34)25(2-7(28)15(36)22(43)16(37)8(2)29,3-9(30)17(38)23(44)18(39)10(3)31)4-11(32)19(40)24(45)20(41)12(4)33;1-3-5-4-2;/h;3-4H2,1-2H3;/q-1;;+1
• InChI key: KPLZKJQZPFREPG-UHFFFAOYSA-N

Description

Application

Lithium tetrakis(pentafluorophenyl)borate ethyl etherate can be used as:

• A coordinating counter anion in electrochemical reactions along with transition metal catalysts to enhance their acidity or solubility.
• A catalyst in the Baeyer-Villiger oxidation of cycloalkanones to obtain lactones in the presence of aqueous hydrogen peroxide and oxalic acid.
• An activator in the synthesis of poly(norbornene ester)s.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Other Notes

Salt for the generation of cationic transition metal complexes

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319,H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• 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