Phytochemistry p. 1981 - 1983 (1990)
Update date:2022-07-29
Topics:
Gonzalez, Antonio G.
Estevez-Reyes, Rafael
Mato, Carmen
Estevez-Braun, Ana M
Three new lignans, 2β-hydroxy-2α-3',4'-dimethoxybenzyl-3α,3'',4''-methylenedioxybenzyl-γ-butyrolactone, 2β-acetyl-2α-3',4'-dimethoxybenzyl-3α,3'',4''-methylenedioxybenzyl-γ-butyrolactone and 2-3',4'-dimethoxybenzyl-3-3'',4''-methylenedioxybenzyl-2,3-dehydro-γ-butyrolactone, were isolated from the leaves of Bupleurum salicifolium.Three other lignans were identified as 2β-3',4'-dimethoxybenzyl-3α-3'',4''-methylene-dioxybenzyl-γ-butyrolactone, 2β,3α-bis(3',4'-dimethoxybenzyl)-γ-butyrolactone and 1-3',4'-dimethoxyphenyl-2,3-naphthalide-γ-butyrolactone.The triterpene betulin was also obtained.
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