Ponasterone A and F, Ecdysteroids from the Arctic Bryozoan Alcyonidium gelatinosum

• Published in: Molecules
• Main Authors: Kine Østnes Hansen, Johan Isaksson, Eirin Glomsaker, Jeanette Hammer Andersen, Espen Hansen
• Format: Article in Journal/Newspaper
• Language: English
• Published: MDPI AG 2018
• Subjects: marine bryozoan; Alcyonidium gelatinosum; ponasterone; ecdysteroids; marine bioprospecting; allelochemicals; Organic chemistry; QD241-441; Arctic; Svalbard; Edgeøya
• Online Access: https://doi.org/10.3390/molecules23061481; https://doaj.org/article/55011c81166d44e589ae144ed7422c33

A new ecdysteroid, ponasterone F (1) and the previously reported compound ponasterone A (2) were isolated from specimens of the Arctic marine bryozoan Alcyonidium gelatinosum collected at Hopenbanken, off the coast of Edgeøya, Svalbard. The structure of 1 was elucidated, and the structure of 2 confi...