SEARCH Articles Figures Tables 2 4 Pentanedione 2,4-Pentanediones 2,4-Pentanediones alkylation 2.4- Pentanedione, 3-alkyl Alkyl preparation Alkylated ketone Alkylated preparation Alkylation ketone Alkylative cleavage By Alkylation Ketones alkyl Ketones cleavage Ketones preparation Ketones, preparation by alkylation