Biotransformation of zerumbone by <Emphasis Type="Italic">Caragana chamlagu</Emphasis> |
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| Authors: | Hiroshi Sakamaki Ken-ichi Itoh Susumu Kitanaka Seiji Sawada C Akira Horiuchi |
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| Institution: | (1) College of Science and Technology, Nihon University, 7-24-1 Narashinodai, Funabashi-shi Chiba, 274-8501, Japan;(2) College of Pharmacy, Nihon University, 7-7-1 Narashinodai, Funabashi-shi Chiba, 274-8501, Japan;(3) Kyoto University of Education, Fukakusafujimori, Fushimi, Kyoto 612-8522, Japan;(4) Department of Chemistry, Rikkyo (St. Paul’s) University, 3-34-1 Nishiikebukuro, Toshima-ku, Tokyo 171-8501, Japan |
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| Abstract: | Suspension cultured cells of Caragana chamlagu (Leguminosae) converted zerumbone (1) into zerumbone epoxide (2) as the intermediate, (2R,3R,7R)-2,3-epoxy-9-humulen-8-one (3) and (2R,3S,7R)-2,3-epoxy-9-humulen-8-one (4) as new sesquiterpenes in 11%, 36% and 21% yields, respectively. |
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| Keywords: | Biotransformation Caragana chamlagu Oxidation-asymmetric reduction Zerumbone |
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