Oscar Hinsberg

Oscar Heinrich Daniel Hinsberg was a German chemist.
Hinsberg was born in Berlin, Kingdom of Prussia. In 1882 he obtained his doctorate in sciences at the University of Tübingen, later serving as a professor at the Universities of Freiburg and Geneva.
He is known for research involving synthesis of oxindole, sulfone and thiophene. In 1890 he introduced the "Hinsberg reaction", a test used for differentiation of primary, secondary and tertiary amines.

Publications

Ueber Oxalsäurederivate des Metanitroparatoluidins und des Metaparadiamidotoluols, 1882.Ueber die Wirkung des Acetphenetidins,. in Centralblatt für die medicinischen Wissenschaften, Berlin, 1887, 25: 145-148. - introduction of phenacetine.