%0 Journal Article %A V. Barbakadze and L. Gogilashvili and L. Amiranashvili and M. Merlani and K .Mulkijanyan %D 2014 %J International Journal of Chemical and Molecular Engineering %B World Academy of Science, Engineering and Technology %I Open Science Index 95, 2014 %T Poly[3-(3,4-dihydroxyphenyl)Glyceric Acid] with Potential Therapeutic Effect %U https://publications.waset.org/pdf/10002956 %V 95 %X According to IR, 13C and 1H NMR, APT, 1D NOE, 2D heteronuclear 1H/13C HSQC and 2D DOSY experiments the main chemical constituent of high-molecular preparations from Symphytum asperum, S. caucasicum, S. officinale and Anchusa italica (Boraginaceae) was found to be caffeic acid-derived polyether, namely poly[3-(3,4-dihydroxyphenyl)glyceric acid] (PDPGA) or poly[oxy-1-carboxy-2-(3,4-dihydroxyphenyl)ethylene]. Most carboxylic groups of this polymer of A. italica are methylated. %P 1273 - 1276