Photo credit: Paul Nadar — Wikimedia Commons · Public domain

Louis Pasteur

1822–1895 · France · Born in the 1800s

Discovered molecular chirality by separating tartrate crystals, showed that fermentation is caused by microorganisms and developed vaccines.

Fields

Organic chemistry Biochemistry and biomedical chemistry

Related topics

Structural and stereoisomerism (cis–trans, enantiomers)

Distinguish constitutional isomers from stereoisomers, then analyze geometric and optical stereochemistry using molecular connectivity and three-dimensional arrangement.

Chemists in the same field

August Kekulé (1829)Adolf von Baeyer (1835)Justus von Liebig (1803)Friedrich Wöhler (1800)Otto Wallach (1847)Emil Fischer (1852)