Minor diterpenoids from Portulaca cv Jewel
โ Scribed by Ayumi Ohsaki; Noriko Ohno; Kozo Shibata; Takashi Tokoroyama; Takashi Kubota; Ken Hirotsu; Taiichi Higuchi
- Publisher
- Elsevier Science
- Year
- 1988
- Tongue
- English
- Weight
- 296 KB
- Volume
- 27
- Category
- Article
- ISSN
- 0031-9422
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Four novel diterpenoids, spongiabutenolides A -D (2-5), all of which contain a yhydroxybutenolide moiety, have been isolated from a Philippines marine sponge of the genus Spongia. The structures of spongiabutenolides A -D (2-5) and the methyl esters 6 and 7 were elucidated by interpretation of spec