Erythrinan alkaloids from seeds of Erythrina velutina |
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| Authors: | Ozawa Masaaki Kishida Akio Ohsaki Ayumi |
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| Institution: | Institute of Biomaterials and Bioengineering, Tokyo Medical and Dental University, Tpkyo, Japan. |
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| Abstract: | Four new Erythrinan alkaloids (1-4) were isolated from the seeds of Erythrina velutina. The structures of these new compounds 1-4 were elucidated by spectroscopic methods including 2D-NMR. Three of four were found to be novel sulfated Erythrinan alkaloids. |
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