Degree in pharmacy, University Kiel, 1960. Doctor of Philosophy, University Bonn, Germany, 1965.
Research assistant, U. Hamburg, Germany, 1961-1963; research assistant, U. Bonn, 1963-1970; habilitation, U. Bonn, 1970; professor pharmaceutical chemistry, U. Bonn, since 1971.
Cons. Institute for Test and Begabungsforschung, since 1992, communications of PHarm. Analysis; member Apothekerkammer Nordrhein, since 1985. Member Deutsche Pharmaceutical Gesellschaft, Gesellschaft Deutscher Chemiker, Society Medicinal Plant Research, American Society Pharmacognosy.
Married Marie-Luise Eichholz, April 1963. Children: Susanne, Luise.