Получение и некоторые фармакологические свойства синтезированных ксантонов

From Halenia corniculata horned are allocated 1-oxy-2,3,4,5-tetrametoxy (1)* and 1-oxy-2,3,5threemetoxyxantone (2)*. Reactions acitilation, alliliotion and alkiliathion natural xantones are carried out. Compounds (3-6)* are received. It is established, that the great cholagogic activity is shown with the synthesized connections (3 and 5)*.