MB109259 France J A Le Bel organic chemistry prize medal awarded 1945 Société Chimique de France

France J A Le Bel 1847-1930 organic chemistry prize medal awarded to J P Mathieu 1945 on edge; bronze 68mm. This was awarded prior to the creation of the prestigious international Grand Prix in 1952. Joseph-Achille Le Bel was a pioneer in stereochemistry which focussed on the significant observable rotation of atoms in a molecular structure. Reverse of this Monnaie de Paris medal lists Le Bel’s achievements e.g. 1874 asymmetric carbon, asymmetric nitrogen, etc. rational cosmology