Isolation of alkaloids
| Year | Compound | Investigator |
|---|---|---|
| 1817 | Narcotine | Robiquet |
| 1818 | Strychnine | Caventou & Pelletier |
| 1818 | Veratrine | Meissner & Caventou |
| 1819 | Colchicine | Meissner & Caventou |
| 1820 | Caffeine | Runge; Caventou & Pelletier |
| 1820 | Quinine | Caventou & Pelletier |
| 1822 | Emetine | Pelletier & Magendie |
| 1827 | Coniine | Giesecke; Geiger & Hess |
| 1828 | Nicotine | Posselt & Reimann |
| 1831 | Aconitine | Mein; Geiger & Hess |
| 1832 | Codeine | Robiquet |
| 1833 | Atropine | Geiger & Hess |
| 1833 | Thebaine | Pelletier & Dumas |
| 1842 | Theobromine | Woskresenky |
| 1848 | Papaverine | Merck |
| 1851 | Choline | Babo & Hirschbrunn |
| 1860 | Cocaine | Niemann |
| 1870 | Muscarine | Schmiedeberg & Koppe |