Nikolay Dimitrievich Zelinsky

Affiliations: 
1893-1953 M. V. Lomonosov Moscow State University of Fine Chemical Technologies 
Area:
Organic catalysis, cyclic hydrocarbons
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"Nikolay Dimitrievich Zelinsky"
Bio:

(1861-1953)
Founder of heterogeneous organic catalysis. Known for co-discovering the Hell-Volhard-Zelinsky halogenation. Discovered the phenomenon of dehydrogenation catalysis (1910). Invented the first effective filtering activated charcoal gas mask (1915).

https://link.springer.com/article/10.1007%2FBF01178843
https://en.wikipedia.org/wiki/Nikolay_Zelinsky