Izumiphenazine D, a new phenazoquinoline N-oxide from Streptomyces sp. IFM 11204 |
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| Authors: | Abdelfattah Mohamed S Toume Kazufumi Ishibashi Masami |
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| Institution: | Graduate School of Pharmaceutical Sciences, Chiba University, 1–33 Yayoi-cho, Inage-ku, Chiba, Japan. |
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| Abstract: | A new phenazine derivative named izumiphenazine D (1), together with three known metabolites, 1-hydroxyphenazine (2), phenazine-1-carboxylic acid (3) and 6-hydroxyphenazine-1-carboxylic acid (4) has been isolated from the ethyl acetate extract of culture of Streptomyces sp. IFM 11204. The structure of 1 was established via spectroscopic methods, including 1D- and 2D-NMR measurements. |
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