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The Constituents of Lindera Glauca
Authors:Yuh‐Chwen Chang  Fang‐Rong Chang  Yang‐Chang Wu
Abstract:Twenty‐eight compounds including seven alkaloids, (+)‐3‐chloro‐N‐formylnornantenine ( 1 ), (+)‐N‐formylnornantenine ( 2 ), (+)‐boldine ( 3 ), (+)‐norboldine ( 4 ), (‐)‐norboldine ( 5 ), lycicamine ( 6 ), and tetrahydroberberine ( 7 ); four flavonoids, kaempferol ( 8 ), kaempferol‐3‐O‐arabinoside ( 9 ), quercetin ( 10 ), and quercetin‐3‐O‐rhamnoside ( 11 ); one butanolide, akolactone A ( 12 ); one p‐quinone, 2,6‐dimethoxy‐p‐quinone ( 13 ); one cyclohex‐2‐en‐1‐one, blumenol A ( 14 ); six benzenoids, methylparaben ( 15 ), p‐hydroxybenzoic acid ( 16 ), vanillic acid ( 17 ), syringic acid ( 18 ), 3,4,5‐trimethoxybenzoic acid ( 19 ), and 3‐(3,4‐dihydroxyphenyl) propionic acid ( 20 ); one diterpene, phytol ( 21 ); one triterpene, squalene ( 22 ); six steroids, (3‐sitosterol ( 23 ), β‐sitostenone ( 24 ), stigmasta‐4,22‐dien‐3‐one ( 25 ), 6β‐hydroxy‐β‐sitostenone ( 26 ), 6β‐hydroxystigmasterone ( 27 ), and β‐sitosteryl‐D‐glucoside ( 28 ) were isolated from the aerial part of Lindera glauca. These compounds were characterized and identified by physical and spectral method. All compounds were isolated for the first time from this plant. Among them, (+)‐3‐chloro‐N‐formylnornantenine ( 1 ) is a new one.
Keywords:Lindera glauca  Alkaloids  Flavonoids  Benzenoids  Diterpenes  Triterpens  Steroids  (+)‐3‐Chloro‐N‐formylnornantenine
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