Nikolaus Wolfgang Fischer

Nikolaus Wolfgang Fischer (15 January 1782 – 19 August 1850) was a German Jewish chemist. He first synthesized the Potassium cobaltinitritelater used as Aureolin pigment.

Fischer was raised in a Jewish family. He was reported to have practiced medicine in Erfurt and studied at the University of Vienna, Charles University, University of Breslau, and the Humboldt University of Berlin.

In 1813, he became an assistant professor at the University of Breslau, and then became a professor and worked as the chemistry department's first chair. He held this position until his death.

In 1815, Fischer converted to Christianity and was an ardent supporter of evangelizing.