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2007:
Lei Chun; Huang Sheng-Xiong; Chen Ji-Jun; Pu Jian-Xin; Yang Li-Bin; Zhao Yong; Liu Jin-Ping; Gao Xue-Mei; Xiao Wei-Lie; Sun Han-Dong
Lignans from Schisandra propinqua var. propinqua.
Chemical & pharmaceutical bulletin 2007;
55(
8):.
Two new dibenzocyclooctadiene lignans angeloyl-(+)-gomisin K(3) (1) and methylisogomisin O (2), together with six known ones, isogomisin O, angeloylisogomisin O, gomisin O, angeloygomisin O, benzoylgomisin O, epigomisin O, and four 1,4-bis(phenyl)-2,3-dimethylbutane type lignans, pregomisin, meso-dihydroguaiaretic acid, isoanwulignan, and sphenanlignan were isolated from the aerial parts of Schisandra propinqua var. propinqua. The structures of 1 and 2 were elucidated by spectroscopic methods including extensive 1D- and 2D-NMR techniques.
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