amino acids and the amino acid amides glutamine and asparagine can be simultaneously derivatized to the corresponding n , o ( s ) -tert.-butyldimethylsilyl derivatives in a one-step reaction with n-methyl-n- ( tert.-butyldimethylsilyl ) trifluoroacetamide in acetonitrile .
C0002520
amino acid
C0017797
glutamine