Limonoids from Cedrela sinensis |
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| Authors: | Mitsui Kumiko Maejima Masato Fukaya Haruhiko Hitotsuyanagi Yukio Takeya Koichi |
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| Institution: | School of Pharmacy, Tokyo University of Pharmacy and Life Science, 1432-1 Horinouchi, Hachioji, Tokyo 192-0392, Japan. |
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| Abstract: | Five limonoids were isolated from the leaves of Cedrela sinensis (Meliaceae) and their structures were determined to be 11beta-hydroxy-7alpha-obacunyl acetate, 11-oxo-7alpha-obacunyl acetate, 11-oxo-7alpha-obacunol, 11beta-hydroxycneorin G, and 11-oxocneorin G, by 2D NMR spectroscopic experiments, X-ray crystallographic analysis, and chemical methods. |
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| Keywords: | Cedrela sinensis Meliaceae Limonoids X-ray analysis |
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