[Study on chemical constituents from Schisandra chinensis stem].
Raktažodžiai
Santrauka
OBJECTIVE
To separate and identify the chemical constituents from the stem of Schisandra chinensis.
METHODS
Various chromatographic techniques were used to separate and purify the chemical constituents from 95% ethanol extraction of the stem of Schisandra chinensis. Their structures were elucidated based on the physico-chemical properties and spectral data.
RESULTS
Ten compounds were obtained and elucidated as (+)-deoxyschizandrin (1), γ-schizandrin (2), wuweizisu C (3), gomisin N (4), schizandrin (5), anwuweizic acid (6), (-)-dihydroguaiaretic acid (7), tetradecanoic acid (8), β-sitosterol (9) and daucosterol (10).
CONCLUSIONS
Compounds 6-8 are obtained from the stem of Schisandra chinensis for the first time.