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Natural Product Research
Formerly Natural Product Letters
Volume 27, 2013 - Issue 4-5: Special Issue in Honour of Professor Atta-Ur-Rahman
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Research Articles

Two new alkaloids from marine sponge Callyspongia sp.

Bin Yang Key Laboratory of Marine Bio-resources Sustainable Utilization/Guangdong Key Laboratory of Marine Materia Medica/Research Center for Marine Microbes, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou 510301, P.R. China
,
Huaming Tao School of Traditional Chinese Medicine, Southern Medical University, Guangzhou 510515, P.R. China
,
Xuefeng Zhou Key Laboratory of Marine Bio-resources Sustainable Utilization/Guangdong Key Laboratory of Marine Materia Medica/Research Center for Marine Microbes, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou 510301, P.R. China
,
Xiu-Ping Lin Key Laboratory of Marine Bio-resources Sustainable Utilization/Guangdong Key Laboratory of Marine Materia Medica/Research Center for Marine Microbes, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou 510301, P.R. China
&
Yonghong Liu Key Laboratory of Marine Bio-resources Sustainable Utilization/Guangdong Key Laboratory of Marine Materia Medica/Research Center for Marine Microbes, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou 510301, P.R. ChinaCorrespondence[email protected].
Pages 433-437 | Received 18 Aug 2011, Accepted 14 Sep 2012, Published online: 16 Oct 2012
 
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Abstract

Two new alkaloids, callylactam A (1) and callyimine A (4), along with three known ones (2, 3 and 5), were isolated from the marine sponge Callyspongia sp. The structures were determined on the basis of NMR and MS analysis.

Acknowledgements

This study was supported by the National Basic Research Program of China (973 Program, Nos. 2010CB833800 and 2011CB915503), the National High Technology Research and Development Program (863 Program, 2012AA092104), Knowledge Innovation Program of Chinese Academy of Science (KSCX2-YW-G-073 and KSCX2-EW-G-12B), and National Natural Science Foundation of China (Nos. 30973679, 20902094, 21172230, 41176148, 21002110), Guangdong Province-CAS Joint Research Program (2011B090300023), Guangdong Province Marine and Fishery Special Project for Science and Technology Popularization (A201101F03).

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