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Graciosin and graciosallene two bromoethers from laurencia obtusa

, : Graciosin and graciosallene two bromoethers from laurencia obtusa. Phytochemistry (Oxford) 27(11): 3537-3540

Two new bromo ethers possessing a bromo propargylic and bromo allenic moieties graciosin and graciosallene, were isolated from the red alga Laurencia obtusa and their structures determined by X-ray crystallography and chemical methods.


DOI: 10.1016/0031-9422(88)80763-5

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Freund G., 1980: Benzodiazepine receptor loss in brains of mice after chronic alcohol consumption. Benzodiazepine receptors in crude mitochondrial fractions of whole brains of mice were decreased in density and affinity after the animals had consumed alcohol in liquid diets for 7 mo. and the solid laboratory food for 1 mo. These mice were compa...

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