The structure of Physalins F and J from Physalis angulata and P. Lancifolia |
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| Authors: | L.Ramachandra Row N.Subrahmanya Sarma K.Sambi Reddy Teruo Matsuura Ruka Nakashima |
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| Affiliation: | 1. Department of Chemistry, Andhra University, Waltair 530003, India;2. Department of Synthetic Chemistry, Faculty of Engineering, Kyoto University, Yoshida, Kyoto 606, Japan |
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| Abstract: | Physalins F and J are shown to be Physalin B 5β,6β-epoxide and 5α,6α-epoxide, respectively. The transformation of physalin F into physalin D (5,6-dihydro-5α,6β-dihydroxyphysalin B) and an acid-catalysed skeletal rearrangement of physalin F into isophysalin F are described. |
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| Keywords: | Solanaceae physalins B, F and J structural elucidation. |
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