Johann Andersag (better known as Hans Andersag) was a scientist born on February 16, 1902, in Lana, Tyrol, Austria-Hungary (now South Tyrol, Italy), and died August 10, 1955, in Wuppertal, Germany, following bronchial cancer. While working for Bayer AG, he discovered chloroquine, the active ingredient in the malaria drug Resochin. He also first synthesized vitamin B6 with Richard Kuhn, Kurt Westphal, and Gerhardt Wendt. He was awarded a doctorate degree for his dissertation "Synthese des natürlichen Koproporphyrins sowie zweier damit isomerer Porphyrine" at the Technical University Munich on September 9, 1927. He was married to Else Andersag (née Nouvortne). The couple lived with their three daughters Christel, Marianne and Renate on Jaegerhofstrasse 44 in Wuppertal-Elberfeld. Hans Andersag's grave and gravestone are located at the "Alter Lutherischer Friedhof an der Hochstrasse" in Wuppertal-Elberfeld. See also History of malaria References Pictures 1902 births 1955 deaths Technical University of Munich alumni People from Lana, South Tyrol Malariologists Austrian emigrants to Germany