| August Freund | |
|---|---|
| Born | 30 July 1835 Kenty, than Austria–Hungary now Poland |
| Died | 28 February 1892 (aged 56) Lemberg, than Austria–Hungary now Ukraine |
| Citizenship | Austrian |
| Nationality | German |
| Fields | organic chemistry |
| Institutions | University of Lemberg |
| Alma mater | University of Lemberg University of Leipzig |
| Doctoral advisor | Leopold von Pebal |
| Known for | Discovery of Cyclopropane (Trimethylene) |
August Freund was an Austrian chemist. In 1881 he discovered the mechanism for synthesising cyclopropane. The method now bears his name. He was able to synthesise enough cyclopropane to do several chemical reactions and derive from the results the three-membered ring structure of cyclopropane.