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Synthesis and biological activity of derivatives of the marine quinone avarone
(Elsevier France-Editions Scientifiques Medicales Elsevier, Paris, 2010)
Nine alkyl(aryl)thio derivatives of the marine sesquiterpene quinone avarone were synthesized by nucleophilic addition of thiols or thiophenol to avarone. In most cases only one regioisomer was obtained. Their cytotoxic ...
Voltammetric and differential pulse determination of roxithromycin
(Oxford : Pergamon-Elsevier Science Ltd, 2010)
The oxidative behavior of antibiotic roxithromycin standard was studied at a gold electrode in 0.05 M NaHCO3 using cyclic linear sweep voltammetry and differential pulse voltammetry. It was found that the value of the ...