Axinellin A and B: Two New Pyrrolactam Alkaloids from Axinella sp.
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Two new pyrrolactam alkaloids, axinelline A (1) and B (2), were isolated from the n-BuOH extract of marine sponge Axinella sp. The structures of these compounds were elucidated on the basis of spectroscopic methods (HR-ESI-MS, 1D and 2D NMR).
Keywordsmarine natural products Axinella sp pyrrolactam alkaloids chemical constituents structure identification
This work was partially supported by the National Natural Science Foundation of China (Grant No. 81102371), Key Program of National Natural Science Foundation of Tianjin (Grant No. 16JCZDJC32600), China Postdoctoral Science Foundation (Grant No. 2016M591399), and the Natural Science Foundation of Tianjin, China (Grant No. 10JCYBJC15000).
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