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Claisen, Ludwig (1851-1930)

Claisen, Ludwig
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19th Century
Born: Köln (Germany), 1851
Died: Godesberg near Bonn (Germany), 1930
Claisen was professor in Aachen in 1890, Kiel in 1897 and Berlin in 1904. Several syntheses especially condensation reactions between aldehydes, ketones, and esters (1881-1890) are connected with Claisen´s name. He also carried out research on tautomerism and rearrangement reactions (Umlagerungsreaktionen).