(+)- and (−)-actinoxocine, and actinaphthorans A–B, C-ring expansion and cleavage angucyclinones from a marine-derived Streptomyces sp.
Literature Information
Shumin Zhang, Lu Zhang, Xinzhen Fu, Zhi Li, Lin Guo, Lijuan Kou, Ming Liu, Zeping Xie
(+)- and (−)-actinoxocine (1), a pair of enantiomeric C-ring expansion angucyclinones, featuring a unique epoxybenzo[f]naphtho[1,8-bc]oxocine carbon skeleton, and two unusual C-ring cleavage analogues, actinaphthorans A–B (2–3), were isolated from a marine-derived Streptomyces sp. Their structures and absolute configurations were assigned by spectroscopic analysis, X-ray diffraction and CD calculations.
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Organic Chemistry Frontiers

Organic Chemistry Frontiers publishes high-quality research from across organic chemistry. Emphases are placed on studies that make significant contributions to the field of organic chemistry by reporting either new or significantly improved protocols or methodologies. Topics include, but are not limited to the following: Organic synthesis Development of synthetic methodologies Catalysis Natural products Functional organic materials Supramolecular and macromolecular chemistry Physical and computational organic chemistry













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