The shareholders of Sigma-Aldrich approved the merger with Merck, the transaction is still subject to regulatory approvals

Corey R. J. Stephenson, USA, has been honored for his research into ruthenium(II) tris(2,2′-bipyridine-κN1, κN1′)-, (OC-6-11)-

Paul Knochel has won the EROS Best Reagent Award 2011 for the development of Turbo-Grignard™