Subcritical extraction of birch bark pentacyclic triterpenes


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Аннотация

Natural pentacyclic triterpenes were extracted from birch bark with subcritical solvents. The influence of the solvent nature, temperature, and the number of extraction cycles on the efficiency of the process was studied. Using methanol at 100 °С provides the highest tri-terpene extraction rate. Bark extracts prepared using various solvents were analyzed for chemical composition and antioxidant activity.

Авторлар туралы

D. Falev

Northern (Arctic) Federal University named after M. V. Lomonosov

Email: d.kosyakov@narfu.ru
Ресей, 17 nab. Severnoy Dviny, Arkhangelsk, 163002

D. Kosyakov

Northern (Arctic) Federal University named after M. V. Lomonosov

Хат алмасуға жауапты Автор.
Email: d.kosyakov@narfu.ru
Ресей, 17 nab. Severnoy Dviny, Arkhangelsk, 163002

N. Ul´yanovskii

Northern (Arctic) Federal University named after M. V. Lomonosov

Email: d.kosyakov@narfu.ru
Ресей, 17 nab. Severnoy Dviny, Arkhangelsk, 163002

D. Ovchinnikov

Northern (Arctic) Federal University named after M. V. Lomonosov

Email: d.kosyakov@narfu.ru
Ресей, 17 nab. Severnoy Dviny, Arkhangelsk, 163002

S. Shestakov

Northern (Arctic) Federal University named after M. V. Lomonosov

Email: d.kosyakov@narfu.ru
Ресей, 17 nab. Severnoy Dviny, Arkhangelsk, 163002

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