 1846 - Raoul Pierre Pictet born: liquefaction of oxygen. |
| 1848 - Johan Peter Klason born: lignin chemistry. |
| 1867 - Otto Folin born: clinical chemistry; Folin-Wu reagent for glucose analysis. |
| 1923 - Ira Remsen was awarded the first Priestley Medal. |
| 1939 - Synthesis of vitamin B6 announced by Merck, Sharp & Dohme. |
sources: http://webserver.lemoyne.edu/faculty/giunta/week.html, http://todayinsci.com
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