ChemInform Abstract: 3‐Alkyl‐1, 2‐cyclopentanediones by Negishi Cross‐Coupling of a 3‐Bromo‐1, 2‐cyclopentanedione Silyl Enol Ether with Alkylzinc Reagents: An Approach to 2‐Substituted Carboxylic Acid γ‐Lactones, Homocitric and Lycoperdic Acids. Issue 11 (February 2016)