Paul Walden
Paul Walden | |
|---|---|
Paul Walden | |
| Born | 26 July 1863 |
| Died | 22 January 1957 (aged 93) |
| Nationality | German |
| Alma mater | Riga Technical University |
| Known for | Walden inversion Walden's rule Ethylammonium nitrate |
| Awards | Gmelin-Beilstein Medal (1954) |
| Scientific career | |
| Institutions | University of Rostock |
Paul Walden (Latvian: Pauls Valdens; Russian: Павел Иванович Вальден; German: Paul von Walden; 26 July 1863 – 22 January 1957) was a Russian, Latvian and German chemist known for his work in stereochemistry and history of chemistry. In particular, he discovered the Walden rule, he invented the stereochemical reaction known as Walden inversion and synthesized the first room-temperature ionic liquid, ethylammonium nitrate.