Periconiasin G, a new cytochalasan with unprecedented 7/6/5 tricyclic ring system from the endophytic fungus Periconia sp
[Display omitted] Two new cytochalasans, periconiasin G (1) and periconiasin H (2) were isolated from endophytic fungus Periconia sp. F-31. Compound 1 is the first cytochalasan with a 7/6/5 tricyclic ring system, and compound 2 possesses a rare sulfoxide group. Their structures including absolute co...
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Published in | Tetrahedron letters Vol. 57; no. 7; pp. 796 - 799 |
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Main Authors | , , , , , , , , |
Format | Journal Article |
Language | English |
Published |
OXFORD
Elsevier Ltd
17.02.2016
Elsevier |
Subjects | |
Online Access | Get full text |
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Summary: | [Display omitted]
Two new cytochalasans, periconiasin G (1) and periconiasin H (2) were isolated from endophytic fungus Periconia sp. F-31. Compound 1 is the first cytochalasan with a 7/6/5 tricyclic ring system, and compound 2 possesses a rare sulfoxide group. Their structures including absolute configurations were elucidated by extensive spectroscopic analyses and ECD calculations. A possible biogenetic pathway for these two compounds was proposed. Compound 1 showed weak anti-HIV activity with IC50 value of 67.0μM. |
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Bibliography: | ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 23 |
ISSN: | 0040-4039 1873-3581 |
DOI: | 10.1016/j.tetlet.2016.01.030 |