Lignans相关论文
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Twenty-one lignans including three new ones (1,2 and 13) were isolated from Justicia procumbens.The chemical structures ......
Improved stability and oral bioavailability of Ganneng dropping pills following transforming lignans
The present study was designed to improve storage stability and oral bioavailability of Ganneng dropping pills (GNDP)by ......
A new lignan,tirpitzin A (17) together with 20 known compounds (1-16,and 18-21) were isolated from the ethyl acetate sol......
Flaxseed, Linum usitatissimum, has been reported to contain the highest level of alfa-lenolenic acid among all plant s......
Extraction optimization of Six Alkaloids and Four Lignans in Zanthoxylum armatum by Orthogonal Desig
Alkaloids and lignans in Zanthoxylum armatum display important biological activities,but the quanitification method of a......
This article is that Schisandra Sphenanthera and Schisandra Chinensis are analysis and comparison by lignans, volatile o......
Research progress on chemical constituents and neural pharmacological activities of lignans from Sch
Schisandra chinensis (Turcz, Bail), a member of Magnoliaceae family, has been one of the most widely used traditional he......
The genus Litsea is one of the most diverse genera of evergreen trees or shrubs belong to Lauraceae,and comprises roughl......
Separation and purification of ten Lignans from Justicia procumbens L.using high-speed counter-curre
As a new liquid-liquid chromatography technology,high-speed counter-current chromatography(HSCCC) used liquid as a carri......
Comprehensive Separation of Lignans from Zanthoxylum planispinum by Counter-Current Chromatography C
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A high-performance liquid chromatography with circular dichroism detector for determination of stere
The stereochemistry of two 6, 9-oxygen bridge dibenzocyclooctadiene lignans from Kadsura coccinea, are difficult to sepa......
Machilin A. isolated from the bark and root of .Machilus thunbergii Sieb. et Zucc.. was synthesized in eight steps from ......
Treatment of cis-1,4-diaryl-2,3-epoxy butane with 2,3-dichloro-5,6-dicyano-1,4-benzo-quinone(DDQ) in trifluoroacetic aci......
Platelet activating factor (PAF) is a potent phospholipid mediator produced by different cell types, showing a well-cha......
首次从中药菟丝子 (Cuscuta chinedsis Lam.) 中得到一均一酸性多糖H3，并采用化学及光谱方法对其结构特征进行了研究。结果表明该多......
Podophyllotoxin is isolated mainly from the rhizomes of Podophyllum plants, and serves as the main precursor for synthes......
[Objective]To study the anti-tumor active ingredients of Betula albo-sinensis Burk.bark.[Method]The compounds were isola......
A new triterpenoid,possessing a lanost-9(11)-3-one skeleton,was isolated from the roots of Kadsura coccinea,based on the......
Effects of Different Extraction Methods on Antibacterial Activity of Schisandra chinensis(Turcz.) Ba
[Objective]To investigate the antibacterial activity of Schisandra chinensis(Turcz.) Baill.extracts and provide referenc......
The reports on chemical constituents of Hyoscyamus niger were summarized.The compounds include alkaloids,saponins,lignan......
The dried cane of Kadsura interior (Kadsurae Caulis) is recorded in Chinese Pharmacopoeia 2010 as Dian Jixueteng for the......
Simultaneous Determination of Eight Lignans in FRUCTUS SCHISANDRAE CHINENSIS from Different Habitats
[Objective] To determine the schisandrin, gomisin J, schisandrol B, gomisin G, schisantherin A, deoxyschisandrin, schisa......
本文根据芝麻素类型木脂素化合物的结构共同点,认为其具有生理活性的基本结构可能是其分子所含的2-芳基四氢呋喃结构。因此,按照To......
锁阳是锁阳科植物Cynomorium songaricum的根茎,是以具有强壮作用而著名的中药材。生长在北非及地中海地区的同属植物C.coccineum......
AIM: To study the dibenzocylooctadiene lignans from the stems of Kadsura heteroclita. METHOD: Chromatographic separation......
Genus Kadsura Kaempf. ex Juss. includes important medicinal plants widely used in the south and southwest of China. The ......
A review of traditional use, phytoconstituents and biological activities of Himalayan yew, Taxus wal
Plants synthesize certain phytoconstituents for their protection, which, because they are not of primary need, are known......
The present study was designed to optimize the processing of Fructus Arctii by response surface methodology(RSM).Based o......
以苯甲酸乙酯为原料经Ｃｌａｉｓｅｎ缩合反应合成苯甲酰乙酸乙酯，经Ｋｎｏｒｒ反应即以ＮａＯＣ２Ｈ５／Ｉ２。为反应试剂实现二分子苯甲酰乙酸乙酯偶联，再经还原和ＰｄＯ脱节位羟基合成......
Three new lignan glucosides, baicalensinosides A–C(1–3), were isolated from the roots of Scutellaria baicalensis. The ......
Objective: To ascertain anti-fatigue constituents and mechanisms of Herpetospermum caudigerum. Methods: The 80% ethanol ......
Four new neo-lignans were isolated from the chloroform portion of 70% ethanol extract of the seed crusts of Trewia nudi......
Two series of novel compounds designed as hybrids of 1-arylnaphthalene lignans with dihydroisoquinolines or isoquinoline......
A new sesquilignan,7′,8′-didehydroherpetotriol(1),and a new lignan glycoside,(+)-isolariciresinol-9′-O-α-L-rhamnopyr......
Chemical investigation of Syringa velutina Kom.led to the isolation of two new secoiridoid glucosides.Their structures w......
Two new isomeric compounds of rare acyclic C_(13)-norisoprenoids,along with two known lignans sauchinone and licarin A,w......
A new coumarin was obtained from the stems and roots of Wikstroemia indica(L.)C.A.Mey.Its structure was elucidated as me......
A new lignan ligballinone 1 with the know ligballinol 2 were isolated from plant Gynostemma pentaphyllum.Their structure......
Formulation of dried lignans nanosuspension with high redispersibility to enhance stability,dissolut
Herpetospermum caudigerum lignans(HTL), one of the potential drugs with anti-hepatitis B virus and hepatoprotective effe......
[Objective] The aim was to establish a method for determining the total lignans content in Kadsura coccinea(Lem.) A.C.Sm......
植物雌激素是一类广泛存在于植物中的多酚类物质,因其在结构和功能上类似于内源性的雌激素而得名。最为人们熟悉的植物雌激素是存......
采用乙醇水溶液提取五味子果实中的木脂素,添加4种乳化剂:单甘脂、EM、Tween20和Tween80,EM的乳化效果最好。加入EM后辅助提取五味......
从南刘寄奴中分离并鉴定了14个化合物,分别为zhepiresinol (1), (-)-lariciresinol(2), ficusal(3), medioresinol (4),(+)-syring......
对白木香Aquilaria sinensis (Lour.) Gilg茎木的化学成分进行研究.应用多种色谱方法进行分离和纯化,波谱技术确定化合物的结构.从......
千两茶是由中国茶Camellia sinensis的芽叶经过微生物全发酵而成的一种黑茶.本研究通过色谱技术和重结晶等方法,从该茶叶中分离纯......
运用高效液相色谱法,对藏药小叶莲中3种木脂素(鬼臼毒素、去氧鬼臼毒素和4'-去甲去氧鬼臼毒素)和5种黄酮类成分(8-异戊烯基山柰酚......
运用硅胶柱色谱、反相硅胶柱色谱、Sephadex LH-20柱色谱及半制备HPLC等多种分离方法对山蒿化学成分进行了研究,分离得到13个化合......
