Stefan Niementowski
Stefan Niementowski (born July 3, 1876 in Schowkwa , † July 13, 1925 in Warsaw ) was a Polish chemist .
Niementowski studied chemistry from 1882 at the Polytechnic in Lemberg , at the University and Technical University in Berlin (1883) and at the University and Technical University in Munich (from 1885). He received his doctorate at the University of Erlangen in 1886 , went back to Lemberg to the Polytechnic and completed his habilitation there in 1888. From 1890 he headed the department of analytical chemistry there, and in 1892 became associate professor and in 1893 full professor of chemistry.
He dealt with heterocycles and a quinoline synthesis is named after him (conversion of anthranilic acid with ketones , 1894) as well as a quinazolone synthesis (from anthranilic acid and acid amides). The Niementowski reaction is named after him.
A dye he found in 1910 is named after him. In 1905 he synthesized acridone and in 1896 quinacridone .
In 1919 he was one of the founders of the Polish Chemical Society.
literature
- Winfried R. Pötsch, Annelore Fischer, Wolfgang Müller: Lexicon of important chemists . In: Lexicon of important chemists . Harri Deutsch, Frankfurt am Main 1989, ISBN 3-8171-1055-3 .
personal data | |
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SURNAME | Niementowski, Stefan |
BRIEF DESCRIPTION | Polish chemist |
DATE OF BIRTH | July 3, 1876 |
PLACE OF BIRTH | Shovkva |
DATE OF DEATH | July 13, 1925 |
Place of death | Warsaw |