Adolf Spiegel (chemist)

from Wikipedia, the free encyclopedia

Adolf Spiegel (born February 27, 1856 in Michelstadt , † November 4, 1938 in Darmstadt ) was a German chemist.

Life

Spiegel was the son of an innkeeper and brewer and trained as a drugstore in Frankfurt am Main. After he had to break off a chemistry course that had begun in 1873 at the Darmstadt Polytechnic for financial reasons, he went to England as a chemist in industry, where he also attended lectures by Carl Schorlemmer at Owens College in Manchester and became his assistant in 1878. In 1879 he continued his studies at the University of Munich, where he received his doctorate under Adolf von Baeyer in 1881 and was then his assistant. He supported Baeyer during its work on indigo dye and found the attempt to structure elucidation of vulpinic the pulvinic . From 1882 he was a chemist at the Hoechst paintworks , where he found a process to make water-insoluble azo dyes soluble with sodium hydrogen sulfite. From 1884 he led the exploitation of oil shale in the Messel pit near Darmstadt (as a representative of the Messel trade union) and developed furnaces to extract petrochemical products and ammonia from oil shale. In 1910 he founded his own company for lignite mining in the Darmstadt area. In 1921 he retired.

literature

personal data
SURNAME Spiegel, Adolf
BRIEF DESCRIPTION German chemist
DATE OF BIRTH February 27, 1856
PLACE OF BIRTH Michelstadt
DATE OF DEATH November 4, 1938
Place of death Darmstadt