Karl Barry Sharpless

<p>Karl Barry Sharpless (born April 28, 1941) is an American <a href="/facts/Stereochemistry/XkcRVNwd">stereochemist</a>. He is a two-time <a href="/facts/List_of_Nobel_laureates_in_Chemistry/7osWRyAd">Nobel laureate in chemistry</a>, known for his work on <a href="/facts/Stereoselective_reactions/5hJe37TL">stereoselective reactions</a> and <a href="/facts/Click_chemistry/DzX03jLU">click chemistry</a>.
</p><p>Sharpless was awarded half of the 2001 <a href="/facts/Nobel_Prize_in_Chemistry/8Nb8Ajjy">Nobel Prize in Chemistry</a> "for his work on chirally catalysed <a href="/facts/Oxidation_reaction/Pyd5RVcj">oxidation reactions</a>", and one third of the 2022 prize, jointly with <a href="/facts/Carolyn_R._Bertozzi/qjNmBAxg">Carolyn R. Bertozzi</a> and <a href="/facts/Morten_P._Meldal/AdD9BGfY">Morten P. Meldal</a>, "for the development of click chemistry and <a href="/facts/Bioorthogonal_chemistry/ymFknJQC">bioorthogonal chemistry</a>". Sharpless is the fifth person (in addition to two organizations) to have twice been awarded a Nobel prize, along with <a href="/facts/Marie_Curie/EGjeuJ14">Marie Curie</a>, <a href="/facts/John_Bardeen/kbj763Fh">John Bardeen</a>, <a href="/facts/Linus_Pauling/cBNBzs5c">Linus Pauling</a> and <a href="/facts/Frederick_Sanger/M460rBQg">Frederick Sanger</a>, and the third to have been awarded two prizes in the same discipline (after Bardeen and Sanger).
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Karl Barry Sharpless open-in-new

Karl Barry Sharpless