Walther Borsche
Walther Georg Rudolf Borsche (born May 31, 1877 in Leopoldshall , † March 17, 1950 in Frankfurt am Main ) was a German chemist.
Life
Walther Borsche was the son of the chemist and general director of the United chemical factories AG in Leopoldshall Georg Borsche (1844-1926). Upon receipt of maturity on the Royal Victoria-Gymnasium in Potsdam studied Borschemich at the universities of Jena, Heidelberg and Göttingen, where he in the summer of 1898 with the title summa cum laude to the Dr. phil. received his doctorate .
After a short work with Adolf von Baeyer in Munich, Walther Borsche stayed in Göttingen from 1899 to 1926 at the organic department of the university institute under the direction of Otto Wallach . In 1903 he received his habilitation , in 1909 he was awarded the title of professor and in 1912 he was given a teaching position in technical chemistry, where he was particularly concerned with the chemistry and technology of organic dyes.
In 1926 Walter Borsche was appointed to a full professorship at the University of Frankfurt. From 1935 to 1941 he worked as director of the Organic-Chemical Institute. His scientific focus was the elucidation of the constitution of meta- and isopurpuric acid , polynuclear condensed systems with heterocyclic rings and the synthesis of yangonin , methysticinic acid and kawaic acid . According to him, and Edmund Drechsel is Borschemich-Drechsel cyclization named.
On September 27, 1922, Walther Borsche was accepted as a member ( matriculation no. 3479 ) in the Leopoldina .
Fonts
- About Cyclopentanone. Inaugural dissertation Georg-August-Universität Göttingen, Kaestner, Göttingen 1898
- with the collaboration of A. Witte and W. Bothe: About tetra- and hexahydrocarbazole compounds and a new carbazole synthesis. In: Justus Liebigs Annalen der Chemie 359 (1-2), 1908, pp. 49-80, doi: 10.1002 / jlac.19083590103
literature
- Berthold Peter Anft: Borsche, Walther. In: New German Biography (NDB). Volume 2, Duncker & Humblot, Berlin 1955, ISBN 3-428-00183-4 , p. 476 ( digitized version ).
Web links
- Member entry of Walther Borsche (with picture) at the German Academy of Natural Scientists Leopoldina , accessed on May 1, 2018.
| personal data | |
|---|---|
| SURNAME | Borsche, Walther |
| ALTERNATIVE NAMES | Borsche, Walther Georg Rudolf (full name) |
| BRIEF DESCRIPTION | German chemist |
| DATE OF BIRTH | May 31, 1877 |
| PLACE OF BIRTH | Leopoldshall |
| DATE OF DEATH | March 17, 1950 |
| Place of death | Frankfurt am Main |