 1812 - Nicolai N. Zinin born: founding president of the Russian Chemical Society (now the Mendeleev Russian Chemical Society); reduction of aromatic nitro compounds to amines; benzidine rearrangement. |
| 1857 - Giacomo Luigi Ciamician born: essential oils of plants; plant biochemisty. |
| 1900 - Hans A. Krebs born: urea cycle, citric acid cycle (Krebs cycle), and glyoxylate cycle in biochemistry; Nobel prize (Medicine), 1953. |
| 1916 - Frederick C. Robbins born: growth of viruses in tissue culture; Nobel prize (Medicine), 1954. |
sources: http://webserver.lemoyne.edu/faculty/giunta/week.html, http://todayinsci.com
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