Carmalols and phlorethofuhalols from the brown alga Carpophyllum maschalocarpum
β Scribed by Shu-Ming Li; Karl-Werner Glombitza
- Publisher
- Elsevier Science
- Year
- 1991
- Tongue
- English
- Weight
- 689 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0031-9422
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π SIMILAR VOLUMES
From an ethyl acetate fraction of the brown alga Cystophora retroΒ―exa several halogenated phlorotannins were isolated. Most of the compounds are derivatives of diphlorethol penta-acetate and triphlorethol-A hepta-acetate. The majority turned out to be chlorinated and/or brominated. Only one iodinate
Phlorotannins often have various toxic effects against a large number of organisms. From the ethyl acetate fraction of the ethanolic extract of the brown alga Cystophora torulosa 33 phlorotannins were obtained. Twenty of them are described in this report: phlorethols and fuhalols, and fucophlorethol