Description:
(Chemist, University teacher) Karl Barry Sharpless is an esteemed American stereochemist known for his significant contributions to stereoselective reactions and click chemistry. He is a distinguished two-time Nobel laureate in Chemistry, recognized for his work in chirally catalyzed oxidation reactions in 2001 and for his development of click chemistry and bioorthogonal chemistry in 2022. Sharpless holds a rare distinction in history as the fifth person to receive the Nobel Prize twice and the third within the field of Chemistry.