Research in the chemical composition of the bark of Sorbus aucuparia.

The quantitative contents of 40 carboxylic acids, with the prevalence of hexadecanedioic, lignocerinic, behenic, azelaic, palmitic and benzoic acids, and 39 components of essential oil were determined in the extracts of the bark of Sorbus aucuparia by the GC-MS method. The quantitative contents of 6 phenolic compounds, i.e., chlorogenic, caffeic, and gallic acids, catechin, quercetin, and apigenin-7-glucoside were determined by the HPLC method in the ethanolic extract of the bark of Sorbus aucuparia. Key words: Sorbus aucuparia bark carboxylic acids phenolic compounds essential oil, GC-MS, HPLC.