Hydrotalcite-Catalyzed Alkylation of 2,4-Pentanedione.

Abstract A synthetic anionic clay, hydrotalcite (Mg/Al = 2.8), calcined under dry air at 450 [ddot]C, has proved to be an efficient catalyst for the selective C-monoalkylation of 2,4-pentanedione with reactive alkylating reagents.