90520

Triethyloxonium tetrafluoroborate

≥97.0% (T)

• Sinónimos: Et₃OBF₄, Meerwein′s reagent, Triethyloxonium fluoroborate
• Fórmula lineal: (C₂H₅)₃O(BF₄)
• Número de CAS: 368-39-8
• Peso molecular: 189.99
• Beilstein/REAXYS Number: 3598090
• MDL number: MFCD00044423
• UNSPSC Code: 12352001
• PubChem Substance ID: 329769918
• NACRES: NA.22

Propiedades

• Quality Level: 100
• assay: ≥97.0% (T)
• form: crystals
• contains: 1-3% ether as stabilizer
• solubility: methylene chloride: 20 mg/mL, clear, colorless
• storage temp.: 2-8°C
• SMILES string: F[B-](F)(F)F.CC[O+](CC)CC
• InChI: 1S/C6H15O.BF4/c1-4-7(5-2)6-3;2-1(3,4)5/h4-6H2,1-3H3;/q+1;-1
• InChI key: IYDQMLLDOVRSJJ-UHFFFAOYSA-N

Descripción

Application

Triethyloxonium tetrafluoroborate can be used:

• To prepare amino esters by reacting with lactams followed by hydrolysis.
• In the preparation of substituted imidazolines from aziridines and nitriles via [3+2]-cycloaddition reaction.
• For the N-alkylation of a series of N-arylsulfonyl-α-amino acid methyl esters having variable substituents at 4^th position of the sulfonamide aromatic ring.

Other Notes

Powerful ethylating agent; Esterification of acids; Modifies carboxyl residues in proteins

Información de seguridad

• pictograms: GHS05
• signalword: Danger
• hcodes: H314
• pcodes: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1B
• supp_hazards: EUH014 - EUH019
• 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