• Reagent for the demethylation of quaternary ammonium salts formed by the exhaustive methylation of aromatic amines, providing a route to N,N-dimethyl arylamines: Org. Synth. Coll., 5, 1018 (1973).
• Base for the cleavage of Fmoc protecting groups: J. Am. Chem. Soc., 92, 5748 (1970); J. Org. Chem., 37, 3404 (1972).