Synthesis and biological activity of 3-(2, 8, 9-trioxa-aza-1-germatricyclo [3. 3. 3. 0] undecane-1-yl)-caffeic acid.


The new germanium compound of caffeic acid, (1), has been obtained to compare anti-tumor activities with 3-(2, 8, 9-trioxa-aza-1-germatricyclo[3. 3. 3. 0]undecane-1-yl)-hydroxycinnamic acids which have been researched previously. Compound was prepared which mainly used caffeic acid, germanium dioxide, sodium hypophosphite, triethanolamine as materials by… (More)


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