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A novel group of highly hydroxylated steroids from the starfish Protoreaster nodosus

✍ Scribed by Raffaele Riccio; Luigi Minale; Spirydon Pagonis; Cosimo Pizza; Franco Zollo; Jacques Pusset

Book ID
107857213
Publisher
Elsevier Science
Year
1982
Tongue
French
Weight
868 KB
Volume
38
Category
Article
ISSN
0040-4020

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πŸ“œ SIMILAR VOLUMES

Starfish saponins, part 8. Structure of
Starfish saponins, part 8. Structure of nodososide, a novel type of steroidal glycoside from the starfish protoreaster nodosus
✍ R Riccio; L Minale; C Pizza; F Zollo; J Pusset πŸ“‚ Article πŸ“… 1982 πŸ› Elsevier Science 🌐 French βš– 264 KB

A nom2 steroidal glycoside has been isolated from the starfish Protoreaster nodosus. The structure includes a 3B,5a,6B,8B,lScr,24S-hexahydroxysteroidal moiety and a sugar moiety [2-0-methyl-B-D-xylopyranosyl-(1 + 21-a-L-arabinofuranosyZ]which is glycosidicaZZy attached at C-24 of the aglycone.

A novel sulphated steroid with a 7-membe
A novel sulphated steroid with a 7-membered 5-oxalactone B-ring from an Antarctic starfish of the family Asteriidae
✍ Simona De Marino; Elio Palagiano; Franco Zollo; Luigi Minale; Maria Iorizzi πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 French βš– 254 KB

Three novel sulphated polyhydroxylated steroids, named asterasterols A-C (1-3), have been isolated from an Antarctic starfish of the family Asteriidae and their structures elucidated by spectroscopic studies. Steroid 1 has the seven-membered 5-oxalactone B-ring; 2 and 3 are the corresponding 6-oxo s