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The plant ' ntutula ' ( AristolochIa petersiana klotz) native to Zambia has been used in Zambian folk-lore medicine as an abortifacient. This work presents the Physiological and Chemical studies on this plant.Preliminary experiments confirmed the abortifacient activity of A petersiana klotz in...

Several 5-0-toluene-p-sulphonyl and 5-iodo derivatives of «-and 3-ribofuranoses and «-xylofuranose have been prepared in order to study their reactions with sodium hydrogen carbonate in dimethyl sulphoxide. Similar reactions are known to convert acylic primary sulphonates and iodides to aldehydes...