Hans von Pechmann
German chemist (1850–1902)
- Fame43.9
- Momentum0.0
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Summary
Updated 2026-06-20
Freiherr Hans von Pechmann was a German chemist, renowned for his discovery of diazomethane in 1894. Pechmann condensation and Pechmann pyrazole synthesis. He also first prepared 1,2-diketones, acetonedicarboxylic acid, methylglyoxal and diphenyltriketone; established the symmetrical structure of anthraquinone.
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- Ганс фон ПехманLow confidencewikipedia · uk.wikipedia.org
- هانز فون بيتشمانLow confidencewikipedia · arz.wikipedia.org
- هانس فونپشمانLow confidencewikipedia · azb.wikipedia.org
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