Red alga, Laurencia nipponica Yamada, is unique in the various biosynthesis of halogenated Cl5 non-terpenoids having the conjugated enyne (2) related to laurediol (3), chamigrene derivatives (4), cuparene derivatives (5) and methylrearranged sesquiterpenoids (6). In our continuing study of the neutr
Laurallene, new bromoallene from the marine red alga Laurencia nipponica Yamada
โ Scribed by Akio Fukuzawa; Etsuro Kurosawa
- Publisher
- Elsevier Science
- Year
- 1979
- Tongue
- French
- Weight
- 225 KB
- Volume
- 20
- Category
- Article
- ISSN
- 0040-4039
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โฆ Synopsis
Laurallene (L), a new brominated cyclic ether having a terminal allene moiety, has been isolated as a main constituent from the marine red alga Laurencia nipponica Yamada (Rhodomelaceae, Rhodophyta) and its structure was determined by its physical and chemical properties.
๐ SIMILAR VOLUMES
A new sesquiterpene, designated as spironippol, was isolated from the title alga. The structure, which was determined on the basis of the spectral data and X-ray crystallography,
The absolute configuration of cycloeudesmol, isolated from the red alga Lauren&a nipponica Yamada and Chondria oppositiclada Dawson, is determined by the crystallographic study. In our previous report'), the structure of isocycloeudesmol, C15HZ60, isolated from L. nipponica Yamada, has been proposed