4-Dehydroecdysterone, a new ecdysteroid from the zoanthid Parazoanthus sp.
A novel ecdysteroid, 4-dehydroecdysterone [3], has been isolated from the zoanthid Parazoanthus sp. collected from Port Phillip Bay, Australia. The known ecdysteroids ecdysterone [1] and ajugasterone C [2] were also isolated, together with the known alkaloid paragracine [4].
Searle
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Department of Chemistry, University of California, Davis 95616, USA.
Molinski
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D000818:Animals; D001315:Australia; D002176:Candida albicans / Q000187:drug effects; D003063:Cnidaria / Q000737:chemistry*; D004441:Ecdysterone / Q000031:analogs & derivatives* / Q000302:isolation & purification / Q000494:pharmacology; D009682:Magnetic Resonance Spectroscopy; D013056:Spectrophotometry, Ultraviolet
C093888:4-dehydroecdysterone; D004441:Ecdysterone