Description 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 4th position of the sulfonamide aromatic ring. Packaging 25, 100 g in glass bottle Other Notes Powerful ethylating agent; Esterification of acids; Modifies carboxyl residues in proteins