METATHESIS DANCES I N HONOUR OF THE 2005 NOBEL PRIZE WINNERS IN CHEMISTRY BY THE KEREPESI KISVIRÁG GYERMEK TÁNCSOPORT (SMALL FLOWER CHILDREN DANCE GROUP – KEREPES, HUNGARY) Eötvös University Budapest, Hungary December 1, 2005

2005 NOBEL PRIZE WINNERS IN CHEMISTRY Richard R. Schrock Massachusetts Institute of Technology Cambridge, Massachusett, USA Yves Chauvin Institut Français du Pétrole Rueil-Malmaison, France Robert H. Grubbs California Institute of Technology Pasadena, California, USA

METATHESIS

A METAL IS LOOKING FOR A CARBENE

THE METAL TAKES A CLOSER LOOK AT THE CARBENE

THE METAL-CARBENE HAS FORMED M C*C*

THE METAL-CARBENE AND THE OLEFINS/OLEFINS ARE READY C1C1 C1C1 M C*C* C2C2 C2C2

METATHESIS ON THE WAY M C*C* C1C1 C1C1 C2C2 C2C2

C1C1 C1C1 M C2C2 C1C1 C2C2

C1C1 C2C2 M C1C1 C1C1 C2C2

C2C2 C2C2 C1C1 M C1C1 C*C* C1C1 C2C2 C1C1 C1C1 C1C1 C2C2 C2C2 C2C2

HELLO FROM BUDAPEST!

CREDITS AND ACKNOWLEDGEMENTS The pictures were taken by graduate student László T. Mika from Prof. István T. Horváth’s group ( at the Institute of Chemistry, Eötvös University, Budapest, Hungary during the filming of the 2005 Noble Prize show for the weekly science program called Delta of the Hungarian State Television, broadcast on December 11, We are pleased to acknowledge the dancers of the Small Flower Children Dance Group of Kerepes, Hungary (Kerepesi Kisvirág Tánccsoport, Kerepes) for performing the metathesis dances, choreographed and directed by Mr. Imre Ragoncza. We thank Eötvös University for supporting the performance and the filming of the metathesis dances.