Nikolay Zelinsky

Nikolay Dmitrievich Zelinsky (Tiraspol, Russian Empire, 6 February 1861 – Moscow, 31 July 1953) was a Russian and Soviet chemist and a member of the Academy of Sciences of the USSR (1929).

He studied in Odessa and at the German universities of Leipzig and Göttingen, and was professor at Moscow University. He was one of the founders of organic catalysis and invented the first effective activated-charcoal gas mask (1915). The Institute of Organic Chemistry of the Russian Academy of Sciences bears his name.