Karl Gottfried Hagen (24 December 1749 – 2 March 1829) was a German

chemist A chemist (from Greek ''chēm(ía)'' alchemy; replacing ''chymist'' from Medieval Latin ''alchemist'') is a scientist trained in the study of chemistry. Chemists study the composition of matter and its properties. Chemists carefully describe t ...

. Hagen was born and died in

Königsberg Königsberg (, ) was the historic Prussian city that is now Kaliningrad, Russia. Königsberg was founded in 1255 on the site of the ancient Old Prussian settlement ''Twangste'' by the Teutonic Knights during the Northern Crusades, and was name ...

Prussia Prussia, , Old Prussian: ''Prūsa'' or ''Prūsija'' was a German state on the southeast coast of the Baltic Sea. It formed the German Empire under Prussian rule when it united the German states in 1871. It was ''de facto'' dissolved by an ...

. He founded the first German chemical laboratory at the

University of Königsberg The University of Königsberg (german: Albertus-Universität Königsberg) was the university of Königsberg in East Prussia. It was founded in 1544 as the world's second Protestant academy (after the University of Marburg) by Duke Albert of Pruss ...

, thus establishing the scientific discipline of

pharmaceutical chemistry Medicinal or pharmaceutical chemistry is a scientific discipline at the intersection of chemistry and pharmacy involved with designing and developing pharmaceutical drugs. Medicinal chemistry involves the identification, synthesis and developme ...

in Germany. He worked as a professor in the field of physics, chemistry and mineralogy. His daughter, Johanna, married the astronomer

Friedrich Wilhelm Bessel Friedrich Wilhelm Bessel (; 22 July 1784 – 17 March 1846) was a German astronomer, mathematician, physicist, and geodesist. He was the first astronomer who determined reliable values for the distance from the sun to another star by the method ...

. Another daughter, Louise Florentine, married the physicist

Franz Ernst Neumann Franz Ernst Neumann (11 September 1798 – 23 May 1895) was a German mineralogist, physicist and mathematician. Biography Neumann was born in Joachimsthal, Margraviate of Brandenburg, near Berlin. In 1815 he interrupted his studies at Berlin to ...

Works

* ''Lehrbuch der Apothekerkunst'' . Hartung, Königsberg; Leipzig 2nd ed. 178
Digital edition
/ Dritte, rechtmäßige und verbesserte Ausgabe 178
Digital edition
/ 178
Digital edition
/Vol.1 6th ed. 180
Digital edition
/ Vol.1&2 7th ed. 180
Digital edition
/ Vol.2 182
Digital edition
by the University and State Library Düsseldorf * ''Grundriß der Experimentalpharmacie zum Gebrauch bey dem Vortrage derselben'' . Hartung, Königsberg / Leipzig 179
Digital edition
by the University and State Library Düsseldorf

References

External links

Biography

1749 births 1829 deaths 18th-century German chemists Scientists from Königsberg Academic staff of the University of Königsberg 19th-century German chemists {{Germany-chemist-stub