The Ernest Guenther Award in the Chemistry of Natural Products is an American Chemical Society (ACS) award in the field of the chemistry of natural products.
The purpose of the award is to recognize and encourage outstanding achievements in the analysis, structure elucidation, and chemical synthesis of natural products, with special consideration given to the independence of thought and originality.
The award was established in 1948 by Fritzsche Dodge and Olcott Inc. to mark the 75th anniversary of the founding of the company.
Since 1969,[1] the award has been named for their former leader, Ernest Guenther, who wrote numerous works on essential oils.
Winners of the Nobel Prize are marked with the year of the award in parentheses.