Basing his ideas on those of predecessors such as Williamson, Edward Frankland, William Odling, Auguste Laurent, Charles Adolphe Wurtz and others, Kekulé was the principal formulator of the theory of chemical structure (1857–58).
Friedrich August Kekulé von Stradonitz, tudi August Kekulé, nemški kemik, * 7. september 1829, Darmstadt, † 13. julij 1887, Bonn.